body {
    overflow-x: hidden;
    overflow-y: auto;
}

body,
p,
form,
textarea,
h1,
h2,
h3,
h4,
h5,
dl,
dd {
    margin: 0px;
}

input,
button,
ul,
ol {
    margin: 0px;
    padding: 0px;
}

body,
input,
button,
form {
    font-size: 14px;
    line-height: 28px;
    font-family: "microsoft yahei", "宋体", "Arial";
    color: #000;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 14px;
    font-weight: normal;
}

ul,
ol,
li {
    list-style: none;
}

input {
    background: none;
    border: 0 none;
}

img,
iframe {
    border: 0px;
}

em,
i {
    font-style: normal;
}

button,
input,
select,
textarea {
    font-size: 100%;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

.red {
    color: #ba292e;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.tac {
    text-align: center;
}

.tar {
    text-align: right;
}

.poa {
    position: absolute;
}

.por {
    position: relative;
}

.hidden {
    display: none;
}

.w1200 {
    width: 1200px;
    margin: 0 auto;
    /* font-size: 13px; */
}

a {
    color: #434343;
    text-decoration: none;
}

a:hover {
    color: var(--colour1);
    text-decoration: none;
}

a:visited {
    text-decoration: none;
}

.ease,
.ease * {
    -webkit-transition: all ease 300ms;
    -moz-transition: all ease 300ms;
    -ms-transition: all ease 300ms;
    -o-transition: all ease 300ms;
    transition: all ease 300ms;
}

.noease,
.noease * {
    -webkit-transition: none;
    -moz-transition: none;
    -ms-transition: none;
    -o-transition: none;
    transition: none;
}

:-moz-placeholder {
    color: #aaa;
}

::-moz-placeholder {
    color: #aaa;
}

input:-ms-input-placeholder,
textarea:-ms-input-placeholder {
    color: #aaa;
}

input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
    color: #aaa;
}

/*清除浮动*/
.clear {
    clear: both;
}

.clearfix {
    *zoom: 1;
}

.clearfix:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}

/*网站顶部*/
.top_main {
    color: #666;
    font-size: 12px;
    line-height: 39px;
    background: #f4f5f6;
    border-bottom: 1px solid #ddd;
}

.top_main li {
    position: relative;
    display: inline-block;
    text-align: center;
    margin: 0 8px;
}

.top_main .split {
    display: inline-block;
    width: 1px;
    height: 12px;
    background: #858585;
    vertical-align: middle;
    margin: 0;
    margin-top: -2px;
}

.top_main li a {
    color: #666;
    cursor: pointer;
}

.top_main li a:hover {
    color: var(--colour1);
}

/*网站头部*/
.header_main {
    width: 100%;
    /* height: 150px; */
    height: 130px;
    z-index: 100;
}

.header_main .logo {
    display: block;
    margin-top: 15px;
}

.header_main .logo img {
    /* width: 100%; */
    height: 100px;
    display: block;
}

.header_main .ewm {
    width: 95px;
    height: 95px;
    margin: 0 25px;
    margin-top: 24px;
}

.header_main .ewm img {
    width: 100%;
    height: 100%;
    display: block;
}

.header_main .tel {
    /* margin-top: 47px; */
    margin-top: 38px;
    padding-left: 65px;
}

.header_main .tel s {
    position: absolute;
    top: 0;
    left: 0;
    width: 55px;
    height: 55px;
    background-position: left top;
}

.header_main .tel span {
    color: #000;
    font-size: 16px;
    font-weight: bold;
    line-height: 20px;
}

.header_main .tel h3 {
    color: var(--colour1);
    font-size: 30px;
    font-weight: bold;
    line-height: 30px;
    padding-top: 5px;
}

/*网站导航*/
.nav_main {
    width: 100%;
    height: 60px;
    z-index: 3;
    background: var(--colour1);
}

.nav_main .nav li {
    float: left;
    /* width: 149px; */
    width: 170px;
    line-height: 60px;
    display: block;
    position: relative;
    z-index: 10;
    font-size: 16px;
    text-align: center;
    transition: all .5s;
}

.nav_main .nav li a {
    display: block;
    color: #fff;
    font-size: 16px;
}

.nav_main .nav li:hover,
.nav_main .nav li.hover {
    background: var(--colour4);
}

.nav_main .nav dl {
    width: 100%;
    position: absolute;
    left: 0;
    top: 100%;
    z-index: 12;
    box-shadow: 3px 0 10px rgba(0, 0, 0, 0.1);
}

.nav_main .nav dl {
    position: absolute;
    filter: progid:DXImageTransform.Microsoft.Shadow(color=#4c91c0, direction=120, strength=5);
    opacity: 0;
    visibility: hidden;
    transition: all .6s ease 0s;
    transform: translate3d(0, 10px, 0);
    -moz-transform: translate3d(0, 10px, 0);
    -webkit-transform: translate3d(0, 10px, 0);
}

.nav_main .nav li:hover dl {
    opacity: 1;
    visibility: visible;
    transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
}

.nav_main .nav dl dd {
    line-height: 40px;
    height: 40px;
    text-align: left;
    position: relative;
    z-index: 12;
    display: block;
    width: 100%;
    border-top: 1px solid #1b1b1b;
}

.nav_main .nav dl dd:first-child {
    border: none;
}

.nav_main .nav dl dd a {
    color: #fff;
    font-size: 14px;
    padding: 0;
    background: var(--colour4);
    text-align: center;
    background-repeat: no-repeat;
    background-image: -webkit-linear-gradient(left, var(--colour1), var(--colour1));
    background-image: linear-gradient(to right, var(--colour1), var(--colour1));
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
    background-size: 0% 100%;
    padding: 0 10px;
}

.nav_main .nav dl dd a:hover {
    background-size: 100% 100%;
    color: rgba(255, 255, 255, 0.9999);
}

/*网站大图*/
.banner {
    width: 100%;
    max-width: 1920px;
    position: relative;
    overflow: hidden;
    z-index: 0;
}

.banner li {
    width: 100%;
    position: absolute;
    z-index: 1;
    overflow: hidden;
    display: none;
}

.banner .swiper-slide {
    overflow: hidden;
}

.banner .swiper-slide img {
    width: 100%;
    display: block;
}

#banner .tipcon {
    width: 100%;
    height: 36px;
    position: absolute;
    left: 0;
    bottom: 30px;
    z-index: 10;
    text-align: center;
}

#banner .tipcon .tip {
    width: auto;
    display: inline-block;
    vertical-align: top;
    height: 20px;
    padding: 0 14px 8px;
    border-radius: 20px;
    text-align: center;
    background: rgba(0, 0, 0, .3);
}

#banner .tipcon .tip span {
    width: 8px;
    height: 8px;
    margin: 8px;
    display: inline-block;
    cursor: pointer;
    background: none;
    border: 2px solid #fff;
    opacity: 1;
    border-radius: 10px;
    transition: all .5s;
    outline: none;
}

#banner .tipcon .tip span.swiper-pagination-bullet-active {
    background: #fff;
}

#banner #btn_prev,
#banner #btn_next {
    width: 65px;
    height: 100px;
    position: absolute;
    top: 50%;
    margin-top: -50px;
    background: url(../image/slider-arrow.png) no-repeat;
    z-index: 5;
    opacity: 0;
}

#banner #btn_prev {
    background-position: -130px center;
    left: 4%;
}

#banner #btn_next {
    background-position: 0 center;
    right: 4%;
}

#banner:hover #btn_prev,
#banner:hover #btn_next {
    opacity: .8;
}

#banner .swiper-cube-shadow {
    display: none;
}

/*搜索栏*/
.search_main {
    height: 60px;
    width: 100%;
    overflow: hidden;
    /* background: #f0f0f0; */
    background: #fff;
    border-bottom: 1px solid #CCC;
    border-top: 1px solid #CCC;
}

.search_main .skey {
    float: left;
    line-height: 60px;
}

.search_main .skey p {
    font-size: 14px;
    font-weight: bold;
    color: #666;
    line-height: 60px;
}

.search_main .skey p a {
    display: inline-block;
    font-weight: normal;
    color: #666;
    border-right: 1px solid #e8e8e8;
    line-height: 15px;
    padding: 0 12px;
}

.search_main .skey p a:last-of-type {
    border-right: none;
}

.search_main .skey p a:hover {
    color: var(--colour1);
}

.search_main .search_form {
    float: right;
    width: 285px;
    height: 30px;
    overflow: hidden;
    border: 1px solid #e8e8e8;
    background-color: #fff;
    position: relative;
    margin-top: 14px;
    border-radius: 3px;
    position: relative;
}

.search_main .search_form input {
    background-color: none;
    border: none;
    outline: none;
}

.search_main .search_form .stxt {
    width: 245px;
    height: 30px;
    line-height: 28px;
    display: block;
    text-indent: 10px;
    color: #999;
}

.search_main .search_form .sbtn {
    width: 40px;
    height: 30px;
    display: block;
    cursor: pointer;
    position: absolute;
    top: 0;
    right: 0;
    font-size: 0;
    background: var(--colour1) url(../image/search.png) center no-repeat;
    border-radius: 3px;
}

/*网站底部*/
.footer {
    padding-top: 40px;
    padding-bottom: 30px;
    background-color: #313435;
}

.footer .title {
    color: #fff;
    font-size: 18px;
    line-height: 30px;
    font-weight: bold;
}

.footer .fnav {
    /* width: 280px; */
    width: 230px;
    float: left;
    margin-right: 150px;
}

.footer .fnav ul {
    padding-top: 10px;
    overflow: hidden;
}

.footer .fnav ul li {
    float: left;
    margin-top: 10px;
    /* margin-right: 30px; */
    margin-right: 45px;
}

.footer .fnav ul li a {
    display: block;
    color: #fff;
    font-size: 14px;
    line-height: 30px;
    overflow: hidden;
}

.footer .fnav ul li a:hover {
    color: var(--colour1);
}

.footer .contact {
    width: 300px;
    float: left;
    margin-left: 60px;
}

.footer .contact .box {
    padding-top: 15px;
    font-size: 14px;
}

.footer .contact p {
    color: #fff;
    line-height: 30px;
    margin-top: 5px;
}

.footer .link {
    width: 350px;
    float: left;
    margin-left: 60px;
}

.footer .link .box {
    text-align: left;
    float: left;
    margin-top: 20px;
}

.footer .link a {
    color: #ccc;
    line-height: 30px;
    display: inline-block;
    padding-right: 15px;
}

.footer .link a:hover {
    color: var(--colour1);
}

.footer .ewm {
    /* width: 120px; */
    width: 250px;
}

.footer .ewm .box {
    padding-top: 25px;
}

.footer .ewm img {
    width: 120px;
    height: 120px;
}

.copyright {
    color: #ccc;
    line-height: 60px;
    text-align: center;
    /* background-color: #2b2c2d; */
    background-color: #000000;
}

.copyright a {
    color: #fff;
}

.copyright a:hover {
    color: #ccc;
}

/*二维码弹窗*/
.ewmbox {
    width: 300px;
    height: 320px;
    padding-top: 20px;
    background: #fff;
    z-index: 9999;
    position: fixed;
    left: 50%;
    top: 50%;
    margin: -170px 0 0 -150px;
    text-align: center;
    font-size: 16px;
    display: none;
}

.ewmbox .close {
    width: 32px;
    height: 32px;
    position: absolute;
    top: -25px;
    right: -40px;
    cursor: pointer;
    border-radius: 100%;
    background: #f3f3f3 url(../image/dialogClose.png) no-repeat center center;
    transition: all ease 300ms;
}

.ewmbox .close:hover {
    transform: rotate(180deg);
}

.ewmbox img {
    width: 260px;
    height: 260px;
    display: block;
    margin: 0 auto 10px;
}

.dialog-layout {
    width: 100%;
    height: 100%;
    position: fixed;
    z-index: 100;
    top: 0;
    left: 0;
    background: #000;
    opacity: 0.3;
    filter: alpha(opacity=30);
}

/*浮动客服*/
.toolbar {
    position: fixed;
    top: 50%;
    right: 1%;
    margin-top: -163px;
    z-index: 100;
    width: 80px;
}

.toolbar dd {
    position: relative;
    float: left;
    width: 80px;
    height: 80px;
    background: var(--colour1);
    margin-top: 2px;
    border-radius: 5px;
    color: #fff;
    font-size: 14px;
    line-height: 21px;
    text-align: center;
    cursor: pointer;
    transition: all .5s;
}

.toolbar dd:first-child {
    margin-top: 0;
}

.toolbar dd i {
    width: 100%;
    height: 30px;
    display: block;
    margin-top: 13px;
    background: url(../image/toolbar.png) no-repeat center 0;
}

.toolbar dd.qq i {
    background-position-y: 0;
}

.toolbar dd.tel i {
    background-position-y: -30px;
}

.toolbar dd.code i {
    background-position-y: -60px;
}

.toolbar dd.top i {
    background-position-y: -90px;
}

.toolbar dd span {
    display: block;
    color: #fff;
}

.toolbar dd.tel .box {
    position: absolute;
    top: 0;
    width: 190px;
    right: -200px;
    height: 100%;
    margin-right: 10px;
    border-radius: 5px;
    background: var(--colour1);
    opacity: 0;
    transition: all .5s;
}

.toolbar dd.tel .box p {
    font-size: 14px;
    margin: 15px auto 7px;
}

.toolbar dd.tel .box h3 {
    font-size: 18px;
    font-weight: bold;
}

.toolbar dd.tel .box:after {
    display: block;
    content: " ";
    border-style: solid dashed dashed dashed;
    border-color: transparent transparent transparent var(--colour1);
    border-width: 9px;
    width: 0;
    height: 0;
    position: absolute;
    top: 50%;
    margin-top: -9px;
    right: -18px;
    margin-left: -12px;
}

.toolbar dd.code .box {
    position: absolute;
    top: 0;
    width: 162px;
    right: -172px;
    height: 162px;
    margin-right: 10px;
    border-radius: 5px;
    background: var(--colour1);
    opacity: 0;
    transition: all .5s;
}

.toolbar dd.code .box img {
    width: 140px;
    height: 140px;
    padding: 11px;
}

.toolbar dd.code .box:after {
    display: block;
    content: " ";
    border-style: solid dashed dashed dashed;
    border-color: transparent transparent transparent var(--colour1);
    border-width: 9px;
    width: 0;
    height: 0;
    position: absolute;
    top: 30px;
    right: -18px;
    margin-left: -12px;
}

.toolbar dd:hover {
    background: #000;
}

.toolbar dd.tel:hover .box {
    opacity: 1;
    right: 80px;
}

.toolbar dd.code:hover .box {
    opacity: 1;
    right: 80px;
}

/*******index css*******/
/*首页标题*/
.index .in_title {
    position: relative;
    color: #000;
    font-size: 34px;
    font-weight: bold;
    line-height: 34px;
    height: 34px;
    text-align: center;
    padding-bottom: 10px;
    margin-bottom: 30px;
}

.index .in_title:after {
    display: inline-block;
    content: "";
    width: 100px;
    height: 2px;
    background-color: var(--colour1);
    position: absolute;
    z-index: 2;
    left: 50%;
    margin-left: -50px;
    bottom: 0;
}

.index .in_title span {
    color: #999;
    font-size: 16px;
    font-weight: normal;
    line-height: 30px;
    height: 30px;
    padding-left: 10px;
}

/*产品分类*/
.center {
    max-width: 1400px;
    min-width: 1300px;
    margin-top: 0px;
    margin-right: auto;
    margin-bottom: 0px;
    margin-left: auto;
    width: 90%;
}

.sh_slsb {
    /* background: url(../image/slsb.jpg) center no-repeat; */
    background: url(../image/product_bg.jpg) center no-repeat;
    /* height: 942px; */
    height: 800px;
    padding-top: 134px;
    box-sizing: border-box;
}

.sh_zy {
    float: left;
}

.sh_zy p {
    font-size: 45px;
    font-weight: bold;
    color: #000;
    line-height: 45px;
}

.sh_zy p i {
    width: 105px;
    display: block;
    height: 6px;
    background: #000;
    border-radius: 6px;
    margin-top: 17px;
}

.sh_zy ul {
    margin-top: 53px;
}

.sh_zy ul li {
    font-size: 22px;
}

.sh_zy ul li:nth-child(1) a {
    font-weight: bold;
}

.sh_zy ul li:nth-child(1) i {
    background: #999;
}

.sh_zy ul li a {
    color: #222;
    line-height: 56px;
}

.sh_zy ul li i {
    float: left;
    width: 10px;
    height: 10px;
    border: 2px solid #999;
    border-radius: 10px;
    margin-top: 20px;
    margin-right: 22px;
}

.sh_cpzs {
    /* padding-top: 128px; */
    padding-top: 60px;
    float: right;
}

.sh_cpzs dl:nth-child(1) {
    display: block;
}

.sh_cpzs dl {
    display: none;
}

.sh_cpzs dl dt {
    /* width: 500px; */
    height: 546px;
    background: #fff;
    border-radius: 100px 20px 100px 20px;
    float: left;
    overflow: hidden;
}

.sh_cpzs dl dt img {
    width: 100%;
    height: 100%;
    display: block;
}

.sh_cpzs dl dd {
    float: left;
    margin-left: 60px;
    background: url(../image/sh_cpzs.png) left top 10px no-repeat;
    height: 500px;
    padding-left: 43px;
    margin-top: 12px;
}

.sh_cpzs dl dd span {
    display: block;
    font-size: 26px;
    color: #fff;
    font-weight: bold;
    line-height: 26px;
    margin-bottom: 34px;
}

.sh_cpzs dl dd p {
    font-size: 20px;
    color: #fff;
    line-height: 56px;
    width: 400px;
    /* white-space: nowrap !important; */
    overflow: hidden;
    text-overflow: ellipsis;
}

.sh_cpzs dl dd a {
    width: 243px;
    height: 57px;
    display: block;
    background: var(--colour1);
    border-radius: 28px;
    text-align: center;
    line-height: 57px;
    font-size: 16px;
    color: #fff;
    margin-top: 30px;
    margin-left: -43px;
}

.sh_sz {
    width: 442px;
    float: right;
    margin-top: -100px;
}

.mub {
    float: left;
    right: 100px;
    bottom: 90px;
    color: #999;
    font-size: 22px;
    padding: 0 26px;
}

.mub span {
    color: #ccc;
    font-size: 40px;
}

/*工程案例*/
#floor_4_main {
    padding: 60px 0;
    background: #f6f6f6;
}

#floor_4_main .proCase {
    position: relative;
    margin-top: 20px;
}

#floor_4_main .proCase .list {
    width: 100%;
}

#floor_4_main .proCase .list li {
    position: relative;
    display: block;
    float: left;
    width: 380px;
    height: 480px;
    margin-right: 27px;
    margin-bottom: 27px;
    border: 1px solid #ddd;
    background: #fff;
    overflow: hidden;
    /* 新增 */
    transition: all .3s;
}

#floor_4_main .proCase .list li::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 0;
    background: var(--colour1);
    z-index: -1;
    transition: height 0.3s ease-out;
}

#floor_4_main .proCase .list li:nth-child(3n) {
    margin-right: 0;
}

#floor_4_main .proCase .list li a {
    display: block;
    padding: 30px;
    padding-bottom: 80px;
}

#floor_4_main .proCase .list li a img {
    display: block;
    width: 320px;
    height: 240px;
}

#floor_4_main .proCase .list li .title {
    margin-top: 20px;
}

#floor_4_main .proCase .list li .tit {
    font-size: 20px;
    color: #000;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all .5s;
}

#floor_4_main .proCase .list li .cont {
    margin-top: 12px;
    font-size: 14px;
    color: #000;
    transition: all .5s;
    text-align: justify;
    text-indent: 2em;
}

#floor_4_main .proCase .list li .view_detail {
    position: absolute;
    bottom: 30px;
    left: 30px;
    display: block;
    width: 120px;
    height: 32px;
    font-size: 14px;
    line-height: 30px;
    text-align: center;
    background: var(--colour1);
    color: #fff;
    transition: all .5s;
    display: flex;
    justify-content: center;
    align-items: center;
    padding-left: 10px;
}

#floor_4_main .proCase .list li .view_detail i {
    display: inline-block;
    width: 20px;
    /* 图标宽度 */
    height: 20px;
    /* 图标高度 */
    background-image: url(../image/detail.png);
    background-size: cover;
    /* 调整图标大小以覆盖整个元素 */
    margin-left: 5px;
}

#floor_4_main .proCase .list li:hover .view_detail i {
    display: inline-block;
    width: 20px;
    /* 图标宽度 */
    height: 20px;
    /* 图标高度 */
    background-image: url(../image/detail_b.png);
    background-size: cover;
    /* 调整图标大小以覆盖整个元素 */
    margin-left: 5px;
}

#floor_4_main .proCase .list li:hover {
    border-color: var(--colour1);
    /* background: var(--colour1); */
    background: transparent;
}

#floor_4_main .proCase .list li:hover::before {
    height: 100%;
    /* 从底部向上填充 */
}

#floor_4_main .proCase .list li:hover .tit {
    color: #fff;
}

#floor_4_main .proCase .list li:hover .cont {
    color: #fff;
}

#floor_4_main .proCase .list li:hover .view_detail {
    background: #fff;
    color: var(--colour1);
}

#floor_4_main .more {
    margin-top: 35px;
}

#floor_4_main .more a {
    display: flex;
    justify-content: center;
    align-items: center;
    /* display: block; */
    margin: auto;
    width: 250px;
    background: #fff;
    border: 1px solid #ccc;
    text-align: center;
    line-height: 48px;
}

#floor_4_main .more a:hover {
    color: #fff;
    background: var(--colour1);
    border-color: var(--colour1);
}

#floor_4_main .more a:hover .icon {
    display: inline-block;
    width: 20px;
    /* 图标宽度 */
    height: 20px;
    /* 图标高度 */
    background-size: cover;
    /* 调整图标大小以覆盖整个元素 */
    margin-left: 5px;
    background-image: url(../image/more1_w.png);
}


#floor_4_main .more a .icon {
    display: inline-block;
    width: 20px;
    /* 图标宽度 */
    height: 20px;
    /* 图标高度 */
    background-image: url(../image/more1.png);
    background-size: cover;
    /* 调整图标大小以覆盖整个元素 */
    margin-left: 5px;
}

/*产品中心*/
.index .pro_box {
    padding: 60px 0;
    background: #f4f5f6;
}

.index .pro_box .pro_l {
    width: 270px;
    float: left;
}

.index .pro_box .pro_l .pro_l_left {
    border: 2px solid var(--colour1);
    background: #fff;
    border-top: 0;
    padding-bottom: 15px;
    overflow: hidden;
}

.index .pro_box .pro_l .pro_tit {
    height: 70px;
    color: #fff;
    line-height: 70px;
    background: var(--colour1) url(http://www.jstxtailong.com/theme/TF000053/images/pro.png) no-repeat 230px center;
}

.index .pro_box .pro_l .pro_tit h3 {
    position: relative;
    font-size: 22px;
    font-weight: bold;
    margin: 0 20px;
}

.index .pro_box .pro_l ul {
    padding: 0 18px;
    overflow: hidden;
}

.index .pro_box .pro_l ul li {
    font-size: 16px;
    line-height: 51px;
}

.index .pro_box .pro_l ul li a {
    position: relative;
    display: block;
    color: var(--colour1);
    padding-left: 25px;
    background: url(http://www.jstxtailong.com/theme/TF000053/images/tag.png) no-repeat 5px center;
    border-bottom: 1px solid #ddd;
}

.index .pro_box .pro_l ul li:hover a {
    color: var(--colour1);
    border-color: var(--colour1);
}

.index .pro_box .pro_list {
    float: right;
    width: 900px;
}

.index .pro_box .pro_list li {
    float: left;
    margin-right: 20px;
    margin-bottom: 20px;
    padding: 8px;
    padding-bottom: 0;
    background: #fff;
    border: 1px solid #ddd;
    transition: .5s;
}

.index .pro_box .pro_list li:nth-child(3n) {
    margin-right: 0;
}

.index .pro_box .pro_list li .img {
    position: relative;
    width: 268px;
    height: 201px;
    overflow: hidden;
}

.index .pro_box .pro_list li .img img {
    width: 100%;
    height: 100%;
    transition: all .5s;
}

.index .pro_box .pro_list li h3 {
    color: #000;
    font-size: 16px;
    font-weight: bold;
    line-height: 43px;
    text-align: center;
}

.index .pro_box .pro_list li:hover {
    border-color: var(--colour1);
}

.index .pro_box .pro_list li:hover .img img {
    transform: scale(1.2);
}

.index .pro_box .pro_list li:hover h3 {
    color: var(--colour1);
}

.index .pro_box .pro_list li .img .mask {
    width: 100%;
    height: 100%;
    background: rgba(1, 112, 69, .8);
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    transition: all .5s;
}

.index .pro_box .pro_list li .img .link {
    display: block;
    width: 40px;
    height: 40px;
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -20px;
    margin-top: -20px;
    background: url(../image/look.png) center no-repeat;
}

.index .pro_box .pro_list li:hover .img .mask {
    opacity: 1;
}

/*四大优势*/
.index .youshi {
    /* padding: 30px 0; */
}

.index .youshi .title {
    text-align: center;
    padding-bottom: 20px;
}

.index .youshi .title h3 {
    color: #000;
    font-size: 34px;
    font-weight: bold;
    line-height: 60px;
}

.index .youshi .title p {
    color: #666;
    font-size: 16px;
}

.index .youshi ul {
    padding: 20px 0px 5px;
}

.index .youshi ul li {
    width: 220px;
    float: left;
    text-align: center;
    padding: 20px;
    margin-right: 53px;
    border-radius: 125px;
    background: var(--colour1);
    cursor: pointer;
    overflow: hidden;
}

.index .youshi ul li:last-child {
    margin-right: 0;
}

.index .youshi ul li img {
    width: 224px;
    height: 224px;
    transition: all .5s;
}

.index .youshi ul li h3 {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #fff;
    font-size: 22px;
    font-weight: bold;
    line-height: 30px;
    margin-top: 20px;
}

.index .youshi ul li p {
    padding-top: 15px;
    color: #fff;
    font-size: 14px;
    line-height: 25px;
    height: 140px;
}

.index .youshi ul li:hover img {
    transform: rotate(360deg);
}

/*热门产品*/
.index .pro_hot {
    padding: 60px 0;
    background: #f4f5f6;
}

.index .pro_hot .w1200 {
    position: relative;
}

.index .pro_hot .bd {
    padding-top: 15px;
    overflow: hidden;
}

.index .pro_hot .list {}

.index .pro_hot .list li {
    float: left;
    position: relative;
    padding: 25px;
    padding-bottom: 0;
    margin-right: 45px;
    background: #fff;
}

.index .pro_hot .list li a {
    display: block;
}

.index .pro_hot .list li a .img {
    width: 320px;
    height: 240px;
    overflow: hidden;
}

.index .pro_hot .list li a .img img {
    width: 100%;
    height: 100%;
    transition: all .5s;
}

.index .pro_hot .list li a h3 {
    color: #000;
    font-size: 16px;
    line-height: 50px;
    text-align: center;
    padding: 0 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.index .pro_hot .list li:hover img {
    transform: scale(1.2);
}

.index .pro_hot .hd {
    position: relative;
    width: 200px;
    height: 40px;
    margin: auto;
    margin-top: 50px;
}

.index .pro_hot .hd ul {
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -5px;
    transform: translateX(-50%);
    text-align: center;
}

.index .pro_hot .hd ul li {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin: 0 5px;
    font-size: 0;
    text-indent: -9999rem;
    background: #ccc;
    border-radius: 100%;
    cursor: pointer;
    transition: all .5s;
}

.index .pro_hot .hd ul li:hover,
.index .pro_hot .hd ul li.on {
    background: var(--colour1);
}

.index .pro_hot .hd span {
    width: 22px;
    height: 40px;
    cursor: pointer;
    position: absolute;
    top: 0;
    transition: all .5s;
}

.index .pro_hot .hd .prev {
    left: 0;
}

.index .pro_hot .hd .next {
    right: 0;
}

.index .pro_hot .hd .prev:after,
.index .pro_hot .hd .prev:before,
.index .pro_hot .hd .next:after,
.index .pro_hot .hd .next:before {
    content: "";
    display: block;
    position: absolute;
    top: 19px;
    width: 28px;
    height: 3px;
    background: #999;
    border-radius: 5px;
    transition: all .5s;
}

.index .pro_hot .hd .prev:after,
.index .pro_hot .hd .next:after {
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
}

.index .pro_hot .hd .prev:before,
.index .pro_hot .hd .next:before {
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

.index .pro_hot .hd .prev:after {
    top: 28px;
    left: -3px;
}

.index .pro_hot .hd .prev:before {
    top: 10px;
    left: -3px;
}

.index .pro_hot .hd .next:after {
    top: 10px;
    right: -3px;
}

.index .pro_hot .hd .next:before {
    top: 28px;
    right: -3px;
}

.index .pro_hot .hd .prev:hover:after,
.index .pro_hot .hd .prev:hover:before,
.index .pro_hot .hd .next:hover:after,
.index .pro_hot .hd .next:hover:before {
    background: var(--colour1);
}

/*关于我们*/
.index .about {
    height: 540px;
    padding: 60px 0;
    /* background: url(../image/about_bg.jpg) no-repeat center top; */
    background: url(../image/ab_bg.jpg) no-repeat center top;
}

.index .about .in_title {
    margin-bottom: 50px;
}

.index .about .in_title,
.index .about .in_title span {
    color: #fff;
}

.index .about .in_title:after {
    background: #fff;
}

.index .about ul {
    width: 160px;
    margin-top: 20px;
}

.index .about ul li {
    width: 120px;
    height: 80px;
    padding: 20px;
    background-color: var(--colour1);
    color: #FFF;
    display: block;
}

.index .about ul li:last-child {
    /* background-color: #4f4f4f; */
    background-color: #1d1d1d;
}

.index .about ul li h3 {
    color: #fff;
    font-size: 22px;
    font-weight: bold;
    line-height: 30px;
}

.index .about ul li p {
    color: #fff;
    font-size: 12px;
    line-height: 30px;
}

.index .about .con {
    width: 940px;
    height: 300px;
    padding: 50px;
    overflow: hidden;
    background-color: #FFF;
    margin-top: 20px;
}

.index .about .con .img {
    width: 400px;
    height: 300px;
    overflow: hidden;
}

.index .about .con .img img {
    width: 100%;
    height: 100%;
    display: block;
    transition: all .5s;
}

.index .about .con .txt {
    width: 500px;
    height: 300px;
}

.index .about .con .txt h3 {
    color: #000;
    font-size: 22px;
    font-weight: bold;
    line-height: 40px;
    margin-top: 25px;
}

.index .about .con .txt p {
    height: 150px;
    color: #000;
    font-size: 14px;
    line-height: 30px;
    margin-top: 10px;
    text-align: justify;
    overflow: hidden;
    text-indent: 2em;
}

.index .about .con .txt .more {
    width: 100px;
    height: 35px;
    border-radius: 4px;
    display: block;
    line-height: 35px;
    font-size: 14px;
    color: #FFF;
    text-align: center;
    background-color: var(--colour1);
    margin-top: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.index .about .con .txt .more:hover {
    background: #000;
}

.index .about .con .img:hover img {
    transform: scale(1.1);
}

/*新闻中心*/
.index .inews {
    padding: 60px 0;
}

.index .inews .in_title {
    margin-bottom: 40px;
}

.index .inews .news {
    width: 340px;
    height: 499px;
    overflow: hidden;
    float: left;
    padding: 19px;
    padding-bottom: 0;
    border: 1px solid #ddd;
    margin-right: 30px;
    margin-top: 20px;
}

.index .inews .news:last-child {
    margin-right: 0;
}

.index .inews .news .title {
    height: 20px;
    padding-bottom: 19px;
    border-bottom: 1px solid #ddd;
    overflow: hidden;
}

.index .inews .news .title h3 {
    float: left;
    color: var(--colour1);
    font-size: 18px;
    font-weight: bold;
    line-height: 20px;
}

.index .inews .news .title span {
    float: left;
    color: #666;
    /* font-size: 16px; */
    font-size: 13px;
    line-height: 22px;
    padding-left: 10px;
}

.index .inews .news .title a {
    position: relative;
    height: 20px;
    width: 46px;
    color: #999;
    font-size: 11px;
    line-height: 20px;
    padding-right: 15px;
    float: right;
}

.index .inews .news .title a:after {
    display: inline-block;
    content: " + ";
    position: absolute;
    top: 50%;
    margin-top: -7px;
    right: 0;
    width: 12px;
    height: 12px;
    color: #999;
    font-size: 12px;
    line-height: 10px;
    text-align: center;
    border: 1px solid #999;
    border-radius: 100%;
    transition: all .5s;
}

.index .inews .news .title a:hover {
    color: var(--colour1);
}

.index .inews .news .title a:hover:after {
    color: var(--colour1);
    border-color: var(--colour1);
}

.index .inews .news .hot {
    position: relative;
    margin-top: 20px;
}

.index .inews .news .hot .img {
    width: 100%;
    height: 255px;
    overflow: hidden;
}

.index .inews .news .hot .img img {
    width: 100%;
    height: 100%;
    display: block;
    transition: all .5s;
}

.index .inews .news .hot h3 {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 300px;
    height: 50px;
    padding: 0px 20px;
    color: #fff;
    font-size: 14px;
    font-weight: bold;
    line-height: 50px;
    overflow: hidden;
    background-image: linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, .8));
    transition: all .5s;
}

.index .inews .news .hot:hover h3 {
    color: var(--colour1);
}

.index .inews .news .hot:hover img {
    transform: scale(1.2);
}

.index .inews .news .list {
    padding: 10px 0;
}

.index .inews .news .list li {
    font-size: 14px;
    line-height: 40px;
    border-bottom: 1px dashed #ddd;
}

.index .inews .news .list li:last-child {
    border-bottom: 0;
}

.index .inews .news .list li a {
    color: #000;
}

.index .inews .news .list li span {
    float: right;
    color: #666;
}

.index .inews .news .list li:hover a {
    color: var(--colour1);
}

.index .inews .news .bd {
    margin-top: 20px;
    height: 420px;
    overflow: hidden;
}

.index .inews .news .faq li {
    border-bottom: 1px solid #ddd;
    margin-bottom: 15px;
}

.index .inews .news .faq li h3 {
    color: #000;
    font-size: 16px;
    line-height: 30px;
    font-weight: bold;
    transition: all .5s;
}

.index .inews .news .faq li p {
    color: #666;
    font-size: 12px;
    /* line-height: 23px; */
    height: 46px;
    margin-top: 5px;
    padding-bottom: 15px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.index .inews .news .faq li:hover h3 {
    color: var(--colour1);
}

/*工程案例*/
.index .icase {
    padding-bottom: 120px;
}

.index .icase .w1200 {
    position: relative;
}

.index .icase .bd {
    padding-top: 20px;
    overflow: hidden;
}

.index .icase .list {}

.index .icase .list li {
    float: left;
    border: 1px solid #ddd;
    margin-right: 26px;
}

.index .icase .list li a {
    display: block;
}

.index .icase .list li .img {
    width: 278px;
    height: 209px;
    overflow: hidden;
}

.index .icase .list li .img img {
    width: 100%;
    height: 100%;
    transition: all .5s;
}

.index .icase .list li h3 {
    color: #000;
    font-size: 14px;
    line-height: 50px;
    text-align: center;
    background: #fff;
}

.index .icase .list li:hover img {
    transform: scale(1.2);
}

.index .icase .hd {
    position: absolute;
    width: 100%;
}

.index .icase .hd span {
    width: 50px;
    height: 40px;
    border: 1px solid #dddddd;
    border-radius: 4px;
    cursor: pointer;
    position: absolute;
    top: 30px;
    transition: all .5s;
}

.index .icase .hd .prev {
    left: 50%;
    margin-left: -85px;
}

.index .icase .hd .next {
    right: 50%;
    margin-right: -85px;
}

.index .icase .hd span:hover {
    border-color: var(--colour1);
    background: var(--colour1);
}

.index .icase .hd .prev:after,
.index .icase .hd .prev:before,
.index .icase .hd .next:after,
.index .icase .hd .next:before {
    content: "";
    display: block;
    position: absolute;
    top: 19px;
    width: 15px;
    height: 2px;
    background: #b5b5b5;
    border-radius: 5px;
    transition: all .5s;
}

.index .icase .hd .prev:after,
.index .icase .hd .next:after {
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
}

.index .icase .hd .prev:before,
.index .icase .hd .next:before {
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

.index .icase .hd .prev:after {
    left: 18px;
    top: 24px;
}

.index .icase .hd .prev:before {
    left: 18px;
    top: 14px;
}

.index .icase .hd .next:after {
    right: 18px;
    top: 14px;
}

.index .icase .hd .next:before {
    right: 18px;
    top: 24px;
}

.index .icase .hd .prev:hover:after,
.index .icase .hd .prev:hover:before,
.index .icase .hd .next:hover:after,
.index .icase .hd .next:hover:before {
    background: #fff;
}

/*******内页样式********/
/*内页大图*/
.nybanner {
    position: relative;
    height: 440px;
    overflow: hidden;
    background-position: center;
    background-repeat: no-repeat;
    /*background-image: url(../image/inner-banner.jpg);*/
}

.nybanner .w1200 {
    height: 100%;
    padding-left: 120px;
    position: relative;
    box-sizing: border-box;
}

.nybanner .title {
    /* color: #fff; */
    color: #0062a4;
    font-size: 46px;
    line-height: 60px;
    font-weight: 600;
    padding-top: 120px;
    text-shadow: 0 2px 3px rgb(0 0 0 / 50%);
    width: 1200px;
    margin: 0 auto;
    display: none;
}

.nybanner .title span {
    position: relative;
    font-size: 24px;
    margin-left: 20px;
    border-left: 1px solid #0062a4;
    padding-left: 20px;
    font-weight: 300;
    text-transform: uppercase;
}

.nybanner .title p {
    /* color: #fff; */
    color: #0062a4;
    font-size: 18px;
    line-height: 27px;
    margin-top: 5px;
    font-weight: 300;
}

.nybanner .position {
    width: 1200px;
    margin: 0 auto;
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 30px;
    padding: 5px 20px;
    background: rgba(255, 255, 255, .8);
    border-radius: 4px 4px 0 0;
    box-shadow: 0px 0px 30px rgba(0, 0, 0, 0.1);
}

.nybanner .position s {
    position: relative;
    top: -2px;
    width: 15px;
    height: 13px;
    margin-right: 10px;
    background-position: bottom left;
}

.nybanner .position a {
    font-size: 13px;
    line-height: 30px;
}

.nybanner .position i:after {
    padding: 0 5px;
    content: ">>";
    color: #999;
    font-size: 12px;
    font-family: 宋体;
    display: inline-block;
}


.bg_main {
    padding-bottom: 50px;
    min-height: 640px;
}

.sub_nav {
    height: 35px;
    line-height: 33px;
    padding-bottom: 20px;
    border-bottom: 1px solid #f2f2f2;
    padding-top: 20px;
}

.sub_nav_2 {
    height: 60px;
    line-height: 33px;
    padding-bottom: 20px;
    /* border-bottom: 1px solid #f2f2f2; */
    padding-top: 20px;
}

.sub_nav .fl {
    color: var(--colour1);
    font-size: 30px;
}

.sub_nav_2 .fl {
    color: var(--colour1);
    font-size: 30px;
}

.sub_nav .fr li {
    float: left;
    /* width: 25%;
    text-align: center;
    margin-bottom: 10px; */
}

.sub_nav_2 .fr li {
    float: left;
    width: 25%;
    text-align: center;
    margin-bottom: 10px;
}

.sub_nav .fr li a {
    padding: 0 20px;
    border: 1px solid #e6e6e6;
    display: block;
    margin-left: 10px;
    color: #666;
}

.sub_nav_2 .fr li a {
    padding: 0 20px;
    border: 1px solid #e6e6e6;
    display: block;
    /* margin-left: 10px; */
    color: #666;
    margin-right: 10px;
}

.sub_nav_2 .fr li:nth-of-type(4n) a {
    padding: 0 20px;
    border: 1px solid #e6e6e6;
    display: block;
    /* margin-left: 10px; */
    color: #666;
    margin-right: 0px;
}


.sub_nav .fr li a:hover,
.sub_nav .fr li a.hover {
    background: var(--colour1);
    color: #fff;
    border: 1px solid var(--colour1);
}

.sub_nav_2 .fr li a:hover,
.sub_nav_2 .fr li a.hover {
    background: var(--colour1);
    color: #fff;
    border: 1px solid var(--colour1);
}

.menu_pro {
    line-height: 52px;
    position: relative;
    z-index: 1;
    text-align: center;
    padding-top: 40px;
}

.menu_pro li {
    margin: 5px;
    display: inline-block;
}

.menu_pro li a {
    display: block;
    border: 1px solid #dcdcdc;
    text-align: center;
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border-radius: 5px;
    overflow: hidden;
    height: 35px;
    line-height: 35px;
    padding: 0 10px;
}

.menu_pro li:hover a,
.menu_pro li.hover a {
    border: 1px solid var(--colour1);
    color: #fff;
    background: var(--colour1);
}

.case {
    margin-top: 40px;
}

.case ul {
    width: 100%;
}

.case li {
    width: 380px;
    float: left;
    margin-right: 30px;
    margin-bottom: 30px;
    transition: all .5s;
}

.case li {
    float: left;
    width: 380px;
    margin-bottom: 30px;
    margin-right: 30px;
    background: #f6f6f6;
    transition: all .5s;
    border-radius: 5px;
}

.case li:nth-child(3n) {
    margin-right: 0;
}

.case li a {
    display: block;
    padding: 30px 30px 0 30px;
}

.case li:hover {
    color: #fff;
}

.case li:hover i {
    background-image: url(../image/zixun_w.png);
}

.case li img {
    width: 320px;
    /* height: 240px; */
    border-radius: 5px;
}

.case li h3 {
    height: 56px;
    color: #000;
    font-size: 20px;
    text-align: center;
    margin-top: 12px;
    padding: 0 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all .5s;
    line-height: 56px;
}

.case li:hover {
    background: var(--colour1);
}

.case li:hover h3 {
    color: #fff;
}

.case li p {
    float: right;
    padding-top: 0px;
    height: 30px;
    display: flex;
    align-items: center;
    color: #000;
}

.case li:hover p {
    color: #fff;
}

.case li:hover p img {
    display: none;
}

/* video */
 /* 视频播放按钮样式 */
 .case.video li {
    position: relative;
    margin-bottom: 20px;
}

.case.video li a {
    display: block;
    position: relative;
    overflow: hidden;
}

.case.video li video {
    width: 100%;
    height: 240px;
    object-fit: cover;
    display: block;
    background-color: #000;
}

/* 播放按钮样式 */
.case.video li .play-btn {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    z-index: 10;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.case.video li .play-btn:before {
    content: '';
    display: block;
    width: 0;
    height: 0;
    border-top: 15px solid transparent;
    border-left: 22px solid #fff;
    border-bottom: 15px solid transparent;
    margin-left: 5px;
}

/* 播放状态下隐藏播放按钮 */
.case.video li a.playing .play-btn {
    opacity: 0;
    visibility: hidden;
}

/* 鼠标悬停效果 */
.case.video li .play-btn:hover {
    background: rgba(0, 0, 0, 0.7);
    transform: translate(-50%, -50%) scale(1.1);
}
.case.video {
    margin-top: 40px;
}

.case.video ul {
    width: 100%;
}

.case.video li {
    width: 380px;
    float: left;
    margin-right: 30px;
    margin-bottom: 30px;
    transition: all .5s;
}

.case.video li {
    float: left;
    width: 380px;
    margin-bottom: 30px;
    margin-right: 30px;
    background: #f6f6f6;
    transition: all .5s;
    border-radius: 5px;
}

.case.video li:nth-child(3n) {
    margin-right: 0;
}

.case.video li a {
    display: block;
    padding: 0;
    video {
        width: 100%;
        min-height: 230px;
    }
}

.case.video li:hover {
    color: #fff;
}

.case.video li:hover i {
    background-image: url(../image/zixun_w.png);
}

.case.video li img {
    width: 320px;
    /* height: 240px; */
    border-radius: 5px;
}

.case.video li h3 {
    height: 56px;
    color: #000;
    font-size: 20px;
    text-align: center;
    margin-top: 0px;
    padding: 0 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all .5s;
    line-height: 56px;
}

.case.video li:hover {
    background: var(--colour1);
}

.case.video li:hover h3 {
    color: #fff;
}

.case.video li p {
    float: right;
    padding-top: 0px;
    height: 30px;
    display: flex;
    align-items: center;
    color: #000;
}

.case.video li:hover p {
    color: #fff;
}

.case.video li:hover p img {
    display: none;
}

/* video */
.news {
    padding-top: 50px;
}

.bg_main .news_ul {
    padding-bottom: 20px;
}

.bg_main .news_ul li {
    border-bottom: 1px solid rgba(0, 0, 0, .06);
    padding: 30px 0;
}

.bg_main .news_ul li a {
    display: flex;
    align-items: center;
}

.bg_main .news_ul li .img {
    position: relative;
    width: 200px;
    height: 150px;
    margin-right: 30px;
    overflow: hidden;
}

.bg_main .news_ul li .img img {
    width: 100%;
    height: 100%;
    display: block;
    transition: all .5s;
}

.bg_main .news_ul li .txt {
    flex: 1;
    overflow: hidden;
    padding-right: 20px;
}

.bg_main .news_ul li .txt h3 {
    font-size: 20px;
    /* line-height: 30px; */
    line-height: 36px;
    font-weight: 300;
    margin-top: 5px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    transition: all .5s;
    height: 40px;
    color: #000;
}

.bg_main .news_ul li .txt .hits {
    color: #999;
    font-size: 14px;
    line-height: 30px;
}

.bg_main .news_ul li .txt p {
    /* color: #b5b5b5; */
    color: #908d8d;
    font-size: 14px;
    line-height: 28px;
    text-align: justify;
    transition: all .5s;
    height: 80px;
    overflow: hidden;
}

.bg_main .news_ul li .date {
    width: 150px;
    padding: 24px 0 24px 35px;
    font-size: 28px;
    line-height: 50px;
    color: #999;
    font-weight: 300;
    position: relative;
    text-align: center;
    min-width: 80px;
}

.bg_main .news_ul li .date:after {
    display: block;
    content: "";
    width: 1px;
    height: 100%;
    background: #f3f3f3;
    left: 10px;
    top: 0;
    position: absolute;
}

.bg_main .news_ul li .date span {
    display: block;
}

.bg_main .news_ul li:hover .img img {
    transform: scale(1.1);
}

.bg_main .news_ul li:hover .txt h3 {
    color: var(--colour1);
}

.bg_main .news_ul li:hover .txt p {
    color: #666;
}

.dowlist {
    padding-top: 30px;
}

.dowlist li {
    position: relative;
    color: #444;
    font-size: 16px;
    line-height: 70px;
    padding: 0 4px 0 60px;
    border-bottom: 1px solid #e7e7e7;
    transition: all .5s;
    cursor: pointer;
}

.dowlist li a {
    color: #444;
    padding: 0 15px;
}

.dowlist li h3 {
    display: inline-block;
}

.dowlist li h3 span {
    color: var(--colour1);
}

.dowlist li .num {
    position: absolute;
    left: 0;
    top: 0;
    width: 60px;
    height: 100%;
    text-align: center;
}

.dowlist li .num i {
    position: absolute;
    top: 50%;
    margin-top: -12px;
    left: 50%;
    margin-left: -12px;
    width: 24px;
    height: 24px;
    line-height: 24px;
    background: var(--colour1);
    border-radius: 5px;
    z-index: 10;
    color: #fff;
}

.dowlist li:hover {
    padding-left: 70px;
    background: #f9f9f9;
}

.detail {
    padding-top: 20px;
}

.detail .title {
    padding-bottom: 20px;
    border-bottom: 1px solid #f3f3f3;
    text-align: center;
    margin-bottom: 20px;
}

.detail .title h1 {
    font-size: 30px;
    font-weight: bold;
    padding-bottom: 15px;
}

.detail .title span {
    line-height: 18px;
    font-family: arial;
    color: #999;
    margin-right: 14px;
}

.detail .title span:last-child {
    margin-right: 0;
}

.detail .title i {
    width: 23px;
    height: 16px;
    background-position: -73px 0;
    margin-right: 10px;
}

.detail .title .i2 {
    background-position: -104px 0;
    margin-left: 30px;
}

.detail .context {
    /* color: #666; */
    color: #000;
    line-height: 30px;
    text-align: justify;
    padding-bottom: 25px;
    width: 100%;
    /* width: 400px; */
}

.detail .context .jianjie {
    display: flex;
    justify-content: space-between;
    flex-direction: row;
}

.detail .context .jianjie_content {
    width: 50%;
    color: #000;
}

.detail .context .jianjie_content h2 {
    font-size: 28px;
    margin: 20px 0 30px 0;
}


.detail .context .jianjie_img {
    width: 45%;
    overflow: hidden;
    padding: 95px 0;
}

.detail .context img {
    /* max-width: 1200px; */
    height: 100%;
}

/* reLink*/
.reLink {
    height: 38px;
    line-height: 38px;
    border: 1px solid #e6e6e6;
    padding: 0 15px;
    margin-bottom: 50px;
    color: #666;
}

.reLink .nextLink,
.detail .reLink .prevLink {
    width: 50%;
}

.reLink .nextLink {
    text-align: right;
}

.reLink a {
    color: #666;
}

.reLink a:hover {
    color: var(--colour1);
}

/* pager*/
.pager {
    padding: 30px 0 30px;
    text-align: center;
    *zoom: 1;
    *padding: 40px 0 30px;
}

.pager:after {
    visibility: hidden;
    display: block;
    font-size: 0;
    content: " ";
    clear: both;
    height: 0;
}

.pager p {
    height: 26px;
    line-height: 26px;
    display: inline-block;
    *display: inline;
    *zoom: 1;
    display: none;
}

.pager ul {
    display: inline-block;
    *display: inline;
    *zoom: 1;
    overflow: hidden;
}

.pager ul li {
    float: left;
    margin: 0 5px;
    padding: 0 !important;
    height: auto !important;
    border: none !important;
}

.pager ul a {
    line-height: 30px;
    padding: 0 10px;
    transition: all ease 300ms;
    color: #000000;
    text-decoration: none;
    float: left;
    border: 1px solid #ddd;
}

.pager ul a.current,
.pager ul a:hover {
    color: #fff;
    border: 1px solid #0a408a;
    background: #0a408a;
}

.contact .box1 {
    line-height: 18px;
    padding: 48px 0 0px;
    overflow: hidden;
}

.contact .box1 ul {
    width: 125%;
}

.contact .box1 li {
    float: left;
    width: 230px;
    margin-right: 250px;
}

.contact .box1 li i {
    width: 56px;
    height: 56px;
    background-position: -142px 0;
    float: left;
}

.contact .box1 li b {
    font-size: 18px;
    font-family: arial;
    font-weight: 100;
}

.contact .box1 li td {
    vertical-align: middle;
    height: 56px;
    padding-left: 5px;
}

.contact .box1 .l2 i {
    background-position: -204px 0;
}

.contact .box1 .l3 i {
    background-position: -267px 0;
}

.contact .box2 {
    margin-bottom: 75px;
}

.contact .box2 #map1_container,
.contact .box2 #allmap1 {
    width: 100%;
    height: 400px;
}

.contact .box3 h1 {
    font-size: 36px;
    padding-bottom: 15px;
    text-align: center;
}

.contact .box3 p {
    font-size: 16px;
    color: #828282;
    line-height: 24px;
    padding-bottom: 46px;
    text-align: center;
}

.contact .box3 b {
    color: var(--colour1);
}

.formData {
    padding-bottom: 20px;
}

.formData .item {
    float: left;
    color: #999;
    font-weight: normal;
    width: 560px;
    height: 50px;
    line-height: 50px;
    border: 1px solid #e4e4e4;
    margin-right: 76px;
    margin-bottom: 30px;
    border-radius: 5px;
    position: relative;
    box-sizing: border-box;
    transition: all .5s;
}

.formData .item:hover {
    color: #495057;
    background: #fff;
    border-color: var(--colour1);
    outline: 0;
    box-shadow: 0 0 0 2px var(--colour3);
}

.formData .item label {
    padding-left: 15px;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 11;
    text-align: center;
    display: block;
    margin: 0;
    height: 48px;
    line-height: 48px;
    font-size: 18px;
    color: #666;
}

.formData .item input {
    outline: none;
    line-height: 38px;
    height: 38px;
    font-size: 18px;
}

.formData .item .txt {
    width: 100%;
    height: 48px;
    line-height: 48px;
    display: block;
    background: none;
    padding-left: 70px;
    border: 0 none;
    color: #666;
    box-sizing: border-box;
}

.formData .item .red {
    position: absolute;
    right: 15px;
    top: 0;
    color: #ff0000;
    z-index: 11;
}

.formData .item.mr0 {
    margin-right: 0;
}

.formData .msg-box {
    position: absolute;
    left: 0;
    top: 0px;
}

.formData .liuyan {
    width: 1198px;
    height: 240px;
    border: 1px solid #e5e5e5;
    float: left;
}

.formData .liuyan label {
    text-align: right;
    display: block;
    top: 4px;
}

.formData .liuyan textarea {
    width: 100%;
    height: 100%;
    line-height: 35px;
    padding: 12px 10px;
    text-indent: 100px;
    font-size: 18px;
    font-family: "microsoft yahei";
    color: #666;
    border: 0 none;
    overflow: hidden;
    background: none;
    resize: none;
    display: block;
    outline: none;
    box-sizing: border-box;
}

.formData .bot {
    width: 100%;
}

.formData .sub {
    width: 232px;
    line-height: 46px;
    border: 2px solid var(--colour1);
    margin-right: 2px;
    text-align: center;
    background: var(--colour1);
    color: #FFF;
    cursor: pointer;
    font-size: 18px;
    display: block;
    outline: none;
    transition: all .5s;
}

.formData .sub:hover {
    background: none;
    color: var(--colour1);
}

.formData .yzm {
    width: 432px;
}

.formData .yzm .txt {
    padding-left: 80px;
}

.formData .yzm img {
    position: absolute;
    right: 3px;
    top: 3px;
    border: 0px;
    display: block;
}

.about .box1 {
    padding-top: 105px;
    padding-bottom: 100px;
    overflow: hidden;
}

.box1_add {
    padding: 70px 0;
}

.about .box1 .fl {
    padding-top: 32px;
}

.about .box1 .fl h1 {
    font-size: 80px;
    text-transform: uppercase;
    font-family: arial;
    line-height: 80px;
}

.about .box1 .fl p {
    font-size: 24px;
    padding-bottom: 88px;
}

.about .box1 .fl i {
    width: 54px;
    height: 54px;
    background-position: 0 -99px;
    cursor: pointer;
    position: relative;
    display: block;
    float: left;
}

.about .box1 .fl i img {
    position: absolute;
    left: 20px;
    bottom: 56px;
    width: 0px;
    height: 0px;
    opacity: 0;
    filter: alpha(opacity=0);
    transition: ease-in-out .2s;
}

.about .box1 .fl i:hover img {
    filter: alpha(opacity=100);
    opacity: 1;
    left: 0;
    height: 80px;
    width: 80px;
}

.about .box1 .fl .i2 {
    background-position: -58px -99px;
    margin-left: 20px;
}

.about .box1 .fr {
    width: 611px;
}

.about .box1 .fr h1 {
    font-size: 24px;
    font-weight: 100;
}

.about .box1 .fr span {
    display: block;
    background: #b0b0b0;
    width: 20px;
    height: 2px;
    margin: 13px 0 24px;
}

.about .box1 .fr h2 {
    font-size: 18px;
}

.about .box1 .fr p {
    line-height: 30px;
    padding-top: 12px;
}

.about .box1 .fr i {
    width: 54px;
    height: 54px;
    background-position: -59px -35px;
    margin-top: 35px;
    transition: ease-in-out .2s;
}

.about .box1 .fr a:hover {
    cursor: pointer;
}

.about .box1 .fr a:hover i {
    margin-left: 15px;
}

.about .bg_20 {
    height: 20px;
    width: 100%;
    background: #eaeaea;
}

.about .box2 {
    padding-bottom: 94px;
}

.about .box2 .con {
    margin-top: 40px;
}

.about .box2 .con .fl {
    width: 410px;
    height: 428px;
    overflow: hidden;
}

.about .box2 .con .fl img {
    width: 410px;
    height: 428px;
}

.about .box2 .con .fr .img {
    width: 380px;
    height: 214px;
    overflow: hidden;
    display: block;
}

.about .box2 .con .fr .img img {
    width: 380px;
    height: 214px;
    transition: .9s;
}

.about .box2 .con .fr .p {
    display: block;
    padding-left: 20px;
    width: 360px;
    height: 214px;
}

.about .box2 .con .fr .p h1 {
    font-size: 24px;
    line-height: 60px;
    font-weight: 100;
}

.about .box2 .con .fr .p i {
    width: 54px;
    height: 54px;
    background-position: -59px -35px;
    margin-top: 35px;
    transition: ease-in-out .2s;
}

.about .box2 .con .fr li:hover {
    cursor: pointer;
}

.about .box2 .con .fr li:hover h1,
.about .box2 .con .fr li:hover p {
    color: #000;
}

.about .box2 .con .fr li:hover i {
    margin-left: 15px;
}

.about .box2 .con .fr li {
    float: left;
}

.about .box2 .con .fr li:hover img {
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
}

.about .box3 {
    background: url(../image/about_bg.jpg) center top no-repeat;
    width: 100%;
    height: 457px;
    padding-top: 93px;
}

.about .box3 .w1200 {
    overflow: hidden;
}

.about .box3 .fl {
    width: 500px;
}

.about .box3 .fl h1 {
    font-size: 36px;
    color: #fff;
    font-weight: 100;
    padding-bottom: 25px;
}

.about .box3 .fl span {
    display: block;
    width: 40px;
    height: 2px;
    background: #ffd200;
    margin-bottom: 25px;
}

.about .box3 .fl p {
    color: #fff;
    line-height: 24px;
}

.about .box3 .fl i {
    width: 54px;
    height: 54px;
    cursor: pointer;
    background-position: 0px -35px;
    margin-top: 35px;
    transition: ease-in-out .2s;
}

.about .box3 .fl a:hover i {
    margin-left: 15px;
}

.about .box3 .fr .picScroll-left {
    overflow: hidden;
    position: relative;
    margin-top: 68px;
    height: 225px;
    width: 620px;
}

.about .box3 .fr .picScroll-left .hd {
    overflow: hidden;
}

.about .box3 .fr .picScroll-left .hd .prev,
.about .box3 .fr .picScroll-left .hd .next {
    display: block;
    left: 0;
    top: 50%;
    margin-top: -36px;
    width: 30px;
    height: 72px;
    position: absolute;
    z-index: 10;
    background-position: -133px -67px;
    cursor: pointer;
    display: none;
}

.about .box3 .fr .picScroll-left .hd .next {
    left: auto;
    right: 0;
    background-position: -164px -67px;
}

.about .box3 .fr .picScroll-left:hover .hd .prev,
.about .box3 .fr .picScroll-left:hover .hd .next {
    display: block;
}

.about .box3 .fr .picScroll-left .hd ul {
    float: right;
    overflow: hidden;
    margin-top: 10px;
    zoom: 1;
}

.about .box3 .fr .picScroll-left .hd ul li {
    float: left;
    width: 9px;
    height: 9px;
    overflow: hidden;
    margin-right: 5px;
    text-indent: -999px;
    cursor: pointer;
    background: url("http://www.jstxtailong.com/theme/TF000053/images/icoCircle.gif") 0 -9px no-repeat;
}

.about .box3 .fr .picScroll-left .hd ul li.on {
    background-position: 0 0;
}

.about .box3 .fr .picScroll-left .bd ul {
    overflow: hidden;
    zoom: 1;
}

.about .box3 .fr .picScroll-left .bd ul li {
    margin-right: 20px;
    float: left;
    _display: inline;
    overflow: hidden;
    text-align: center;
}

.about .box3 .fr .picScroll-left .bd ul li img {
    width: 300px;
    height: 225px;
}

.bg_top {
    height: 50px;
    background: #eaeaea;
    width: 100%;
}

.showPro {
    padding-top: 50px;
}

.showPro .reLink {
    margin-bottom: 0;
}

.showPro .showContxt {
    padding: 30px 0 35px;
    color: #666;
    font-size: 14px;
    line-height: 30px;
    text-align: justify;
}

.showPro .showContxt img {
    max-width: 100%;
    height: auto !important;
}

.showPro .showimgCon {
    padding: 0 0 30px;
    font-size: 16px;
    line-height: 32px;
}

.showPro .showimgCon .txtcon {
    width: 720px;
    /* height: 423px; */
    height: 375px;
    float: right;
    position: relative;
}

.showPro .showimgCon .txtcon .tit {
    position: relative;
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--colour1);
    font-weight: bold;
    line-height: 24px;
    padding-bottom: 14px;
    border-bottom: 1px solid #dddddd;
    padding-right: 60px;
}

.showPro .showimgCon .txtcon .tit .goBack {
    position: absolute;
    right: 0;
    top: 0;
    color: #999999;
    font-size: 14px;
    display: block;
    font-weight: normal;
    cursor: pointer;
}

.showPro .showimgCon .txtcon .tit .goBack s {
    width: 20px;
    height: 20px;
    background-position: -440px -62px;
    margin-left: 6px;
}

.showPro .showimgCon .txtcon .tit .goBack:hover {
    color: #047fcc;
}

.showPro .showimgCon .txtcon .txt {
    font-size: 14px;
    line-height: 28px;
    color: #666;
    text-align: justify;
}

.showPro .showimgCon .txtcon .txt .item {
    margin-bottom: 7px;
    /* max-height: 144px; */
    height: 200px;
    overflow: hidden;
    color: #000;
}

.showPro .showimgCon .txtcon .tel-btn {
    width: 100%;
    position: absolute;
    left: 0;
    bottom: 0;
    border-top: 1px solid #ddd;
    padding-top: 40px;
}

.showPro .showimgCon .txtcon .tel-btn .btn {
    width: 118px;
    float: right;
    height: 40px;
    line-height: 40px;
    margin-top: 5px;
    font-size: 20px;
    text-align: center;
    color: #fff;
    cursor: pointer;
    background: var(--colour1);
}

.showPro .showimgCon .txtcon .tel-btn .btn:hover {
    background: #000;
}

.showPro .showimgCon .txtcon .tel-btn .tel {
    width: 280px;
    float: left;
}

.showPro .showimgCon .txtcon .tel-btn .tel span,
.showPro .showimgCon .txtcon .tel-btn .tel strong {
    display: block;
    color: #666;
}

.showPro .showimgCon .txtcon .tel-btn .tel s {
    width: 42px;
    height: 42px;
    display: block;
    float: left;
    margin-right: 6px;
    margin-top: 4px;
    background-position: right bottom;
}

.showPro .showimgCon .txtcon .tel-btn .tel span {
    font-size: 16px;
    line-height: 20px;
}

.showPro .showimgCon .txtcon .tel-btn .tel strong {
    color: var(--colour1);
    font-size: 28px;
    line-height: 28px;
}

.showPro .showimg {
    width: 442px;
    position: relative;
    float: left;
    overflow: hidden;
}

.showPro .showimg .bigimg {
    width: 440px;
    height: 332px;
    display: block;
    position: relative;
    border: 1px solid #dddddd;
}

.showPro .showimg .bigimg .list {
    width: 5000%;
}

.showPro .showimg .bigimg .list li {
    width: 400px;
    /* width: 440px; */
    height: 300px;
    /* height: 332px; */
    float: left;
    border: 0;
    margin-right: 1px;
}

.showPro .showimg .bigimg .list img {
    width: 100%;
    height: 100%;
    display: block;
    transition: all ease 300ms;
}

.showPro .showimg .smallimg {
    width: 440px;
    height: 76px;
    position: relative;
    padding-top: 30px;
    z-index: 10;
    overflow: hidden;
}

.showPro .showimg .list {
    width: 357px;
    overflow: hidden;
    position: relative;
    margin: 0 auto;
}

.showPro .showimg .listcon {
    width: 600% !important;
    position: relative;
}

.showPro .showimg .prev,
.showPro .showimg .next {
    width: 20px;
    height: 76px;
    z-index: 10;
    position: absolute;
    top: 30px;
    cursor: pointer;
    background: #f9f9f9 url(../image/show-btn-ico.png) no-repeat 0 center;
    -webkit-transition: all .3s ease-in-out 0s;
    -moz-transition: all .3s ease-in-out 0s;
    transition: all .3s ease-in-out 0s;
}

.showPro .showimg .prev:hover,
.showPro .showimg .next:hover {
    background-color: #f9f9f9;
}

.showPro .showimg .prev {
    left: 0;
    background-position: 3px center;
}

.showPro .showimg .next {
    right: 0;
    background-position: -84px center;
}

.showPro .showimg li {
    width: 94px;
    height: 70px;
    margin-right: 28px;
    float: left;
    cursor: pointer;
    position: relative;
    border: 3px solid #fff;
    transition: all .5s;
}

.showPro .showimg li img {
    width: 100%;
    height: 100%;
    display: block;
}

.showPro .showimg li.on {
    width: 94px;
    height: 70px;
    border: 3px solid var(--colour1);
}

.relateTit {
    height: 58px;
    line-height: 58px;
    border-bottom: 1px solid #e4e4e4;
    margin: 0 auto;
    width: 1200px;
}

.relateTit h3 {
    font-size: 18px;
    display: inline-block;
    *display: inline;
    *zoom: 1;
    position: relative;
    color: #000;
}

.relateTit h3 .line {
    width: 100%;
    height: 2px;
    display: block;
    position: absolute;
    left: 0;
    bottom: -1px;
    background: var(--colour1);
}

#ie {
    position: fixed;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    background: #00aeff;
}

#ie p {
    position: absolute;
    top: 50%;
    margin-top: -60px;
    left: 50%;
    margin-left: -540px;
    width: 1080px;
    color: #fff;
    font-size: 20px;
    line-height: 2;
    text-align: center;
}


.contact_style {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

.contact_style .tel {
    font-size: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #000;
}

.contact_style .btn {
    width: 130px;
    float: right;
    height: 40px;
    line-height: 40px;
    /* margin-top: 5px; */
    font-size: 20px;
    text-align: center;
    color: #fff;
    cursor: pointer;
    background: var(--colour1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-Culture {
    /* margin-top: 50px; */

}

.about-Culture .context {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.about-Culture .right {
    width: 40%;
    color: #000;
}

.about-Culture .left {
    width: 50%;
}

.about-Culture .left img {
    width: 100%;
}

.about-Culture .right .top h2 {
    font-size: 28px;
    margin: 50px 0 50px 0;
}

.about-Culture .right .bot {
    line-height: 2.5;
}


.about-Culture .right .bot dl {
    background: url(../image/product-ico.png) no-repeat left center;
    background-size: 12px 12px;
    padding-left: 30px;
    margin-bottom: 10px;
}


.dis-flex-center {
    display: flex;
    align-items: center;
}

/* .about-Culture .right .top .con p {
    background: url(../image/Culture-ico.png) no-repeat center bottom;
    width: 20px;
    background-size: 14px auto;
    padding-bottom: 30px;
    margin-right: 100px;
}

.dis-flex {
    display: flex;
}

.f80 {
    font-size: 80px;
} */


.product_detail {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.product_detail .factory_show {
    width: 442px;
    position: relative;
    display: inline-block;
}


.product_detail .product_detail_show {
    width: 720px;
    color: #000;
}

.product_detail .factory_show .factory_title {
    position: absolute;
    left: 0;
    bottom: 0;
    background: #fff;
    color: #000;
    height: 30px;
    width: 442px;
    border: 0.5px solid #f0f0f0;
    text-align: center;
    z-index: 10;
    opacity: 0.7;
}

.ewmbtn img {
    width: 22px;
    height: 22px;
    margin-left: 5px;
}

.productlist_contact {
    padding: 0 30px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    cursor: pointer;
    margin-bottom: 10px;
}

.productlist_contact i {
    display: inline-block;
    width: 20px;
    height: 20px;
    background-image: url(../image/zixun.png);
    background-size: cover;
    margin-left: 5px;
}

.productlist_contact:hover i {
    background-image: url(../image/zixun_w.png);
}

.productlist_contact:hover {
    color: #fff;
}



.contact_info {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

.contact_form {
    width: 720px;
}

.contact_ewm {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.contact_ewm li {
    width: 120px;
    height: 140px;
    border: 1px solid #f0f0f0;
    padding: 20px;
    text-align: center;
}

.contact_info .context {
    width: 400px;
}

.contact_info .context p {
    font-size: 16px;
    line-height: 32px;
}

.download_ico {
    display: inline-block;
    width: 20px;
    height: 20px;
    background-image: url(../image/download.png);
    background-size: cover;
    margin-left: 5px;
}

.case li:hover p .download_ico {
    background-image: url(../image/download_w.png);
}


/* 关于我们页面厂房轮播图 */
.carousel {
    position: relative;
    width: 600px;
    overflow: hidden;
}

.carousel-inner {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.carousel-item {
    min-width: 100%;
    box-sizing: border-box;
}

.carousel-item img {
    width: 100%;
    height: auto;
}

.prev,
.next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 10px;
    cursor: pointer;
}

.prev {
    left: 10px;
}

.next {
    right: 10px;
}


/* 首页产品 */
/* 首页产品 */
.product-ban .gallery-top .swiper-container {
    width: 100%;
    height: auto;
}

.product-ban .gallery-top .swiper-slide {
    position: relative;
}

.product-ban .gallery-top .swiper-slide img {
    width: 100%;
}

.product-ban .gallery-top .swiper-slide .txt {
    z-index: 9;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    font-size: 16px;
    display: block;
    top: 0;
    left: 0;
    position: absolute;
    color: #fff;
    padding-left: 40px;
    line-height: 3;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-bottom: 40px;
}

.product-ban .gallery-top .swiper-slide .txt img {
    width: 69px;
    height: 10px;
}

.product-ban .gallery-top .swiper-slide-active .txt {
    display: none;
}

.pro-next {
    width: 15%;
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    z-index: 9;
    cursor: pointer;
    transition: all .3s;
}

.product-ban:hover .pro-next {
    background: rgba(0, 0, 0, 0.3);
}

.swiper-pagination-bullet {
    width: 15px;
    height: 15px;
    border: 2px solid #fff;
    margin: 0 15px !important;
    background: transparent;
    position: relative;
}

.swiper-pagination-bullet-active::after {
    position: absolute;
    width: 5px;
    height: 5px;
    top: 3px;
    left: 3px;
    background: #fff;
    display: block;
    content: '';
    border-radius: 50%;
}

.gallery-top .swiper-slide-next {
    transition: all .3s;
}

.product-ban .gallery-top:hover .swiper-slide-next {
    transform: scaleX(1.2);
}

.product-ban .gallery-top:hover .pro-next {
    width: 23.5%;
}

.product-ban .gallery-thumbs {
    width: 580px;
    height: 500px;
    background: rgba(255, 255, 255, 0.9);
    position: absolute;
    left: 7.5%;
    top: 50%;
    margin-top: -250px;
    z-index: 999;
}

.product-ban .gallery-thumbs:hover {
    background: rgba(255, 255, 255);
}

.product-ban .gallery-thumbs .swiper-slide figure {
    width: 416px;
}

.product-ban .gallery-thumbs .swiper-slide figure div:nth-child(2) {
    width: 100%;
    word-break: break-all;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-ban .gallery-thumbs .swiper-slide figure a {
    width: 220px;
    height: 60px;
    border: 1px dotted #666;
}

.product-ban .gallery-thumbs .swiper-slide figure a:hover {
    transform: translateX(8px);
}

.index-case .img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.index-case .img p {
    font-weight: 200;
}

.index-case .img a {
    width: 200px;
    height: 50px;
    border: 1px solid #fff;
}


.product {
    background: url(../image/productbg.png) repeat-x center bottom;
    padding-bottom: 20px;
}


.m1300 {
    width: 88%;
    margin: 0px auto;
    overflow: hidden;
}

/* 优势 */
.youshibox {
    padding: 50px 0 25px;
    background: #1e222d url(../image/bg2.jpg) center bottom no-repeat;
    background-attachment: fixed;
}


.w1920 {
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
    position: relative;
}

.w1920 {
    overflow: hidden;
}

.home-title {
    width: 100%;
    text-align: center;
    overflow: hidden;
    margin-bottom: 25px;
    position: relative;
    line-height: 1.5;
    color: #787878;
    z-index: 1;
}


.youshibox .home-title span {
    color: #bec3cb;
    font-size: 16px;
    width: 100%;
    font-weight: 600;
}

.home-title span {
    width: 50%;
    font-size: 18px;
    display: block;
    float: left;
    height: 36px;
    line-height: 40px;
    text-transform: uppercase;
}

.home-title {
    width: 100%;
    text-align: center;
    overflow: hidden;
    margin-bottom: 25px;
    position: relative;
    line-height: 1.5;
    color: #787878;
    z-index: 1;
    min-width: 1200px;
}

.youshibox .home-title div {
    color: #fff;
    font-size: 30px;
    width: 100%;
    padding: 2px 0 7px;
    overflow: hidden;
}

.home-title i {
    display: block;
    width: 15px;
    height: 25px;
    margin: 0 auto;
    background: url(../image/icon7.png) center no-repeat;
    background-size: 100% auto;
}

.youshibox .w1280 {
    position: relative;
    overflow: hidden;
}

.w1280 {
    width: 98%;
    max-width: 1280px;
    min-width: 1200px;
    margin: 0 auto;
}

.youshibox .pic {
    width: 48%;
    height: 100%;
    position: absolute;
    left: 50%;
    top: 50%;
    margin-top: -30px;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    background: url(../image/ys2.png) center no-repeat;
    z-index: 0;
}

.youshibox .txt {
    width: 50%;
    position: relative;
    float: left;
    padding-bottom: 60px;
}


.youshibox .txtn div {
    left: 70px;
}

.youshibox .txtl div {
    padding-left: 17%;
}

.youshibox .txt div {
    width: 70%;
    max-width: 400px;
    height: 110px;
    position: relative;
    background: #fff;
    border-radius: 55px;
    padding: 0 3%;
}


.youshibox .txtl div strong {
    left: 2.5%;
}

.youshibox .txt strong {
    width: 20%;
    padding-bottom: 20%;
    border-radius: 50%;
    background: var(--colour1);
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    transform: translateY(-50%);
}

.youshibox .txt div * {
    display: block;
    overflow: hidden;
}

.youshibox .txt strong em {
    width: 100%;
    text-align: center;
    font-size: 36px;
    line-height: 40px;
    position: absolute;
    left: 0;
    top: 50%;
    margin-top: -20px;
    font-style: normal;
    color: #fff;
}

.youshibox .txt div * {
    display: block;
    overflow: hidden;
}

.youshibox .txt p {
    width: 100%;
    font-size: 18px;
    font-weight: 600;
    color: #333;
    padding: 15px 0 5px;
    line-height: 30px;
    white-space: nowrap;
}

.youshibox .txt div * {
    display: block;
    overflow: hidden;
}

.atm5 {
    -webkit-transition: .5s;
    -moz-transition: .5s;
    -ms-transition: .5s;
    -o-transition: .5s;
    transition: .5s;
}

.youshibox .txt span {
    width: 100%;
    color: #666;
    line-height: 22px;
    height: 60px;
    display: block;
}

.youshibox .txt div * {
    display: block;
    overflow: hidden;
}

.youshibox .txt {
    width: 50%;
    position: relative;
    float: left;
    padding-bottom: 60px;
}

.youshibox .txtm div {
    right: 70px;
}

.youshibox .txty div {
    padding-right: 17%;
    float: right;
    text-align: right;
}

.youshibox .txt div {
    width: 70%;
    max-width: 400px;
    height: 110px;
    position: relative;
    background: #fff;
    border-radius: 55px;
    padding: 0 3%;
}

.youshibox .txty div strong {
    right: 2.5%;
}

.youshibox .txt strong {
    width: 20%;
    padding-bottom: 20%;
    border-radius: 50%;
    background: var(--colour1);
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    transform: translateY(-50%);
}

.youshibox .txt div * {
    display: block;
    overflow: hidden;
}

.youshibox .txt strong em {
    width: 100%;
    text-align: center;
    font-size: 36px;
    line-height: 40px;
    position: absolute;
    left: 0;
    top: 50%;
    margin-top: -20px;
    font-style: normal;
    color: #fff;
}

.youshibox .txt div * {
    display: block;
    overflow: hidden;
}

.youshibox .txt p {
    /* width: 100%; */
    width: 75%;
    font-size: 18px;
    font-weight: 600;
    color: #333;
    padding: 15px 0 5px;
    line-height: 30px;
    white-space: nowrap;
}

.youshibox .txt div * {
    display: block;
    overflow: hidden;
}

.atm5 {
    -webkit-transition: .5s;
    -moz-transition: .5s;
    -ms-transition: .5s;
    -o-transition: .5s;
    transition: .5s;
}

.youshibox .txt span {
    width: 75%;
    color: #666;
    line-height: 22px;
    height: 60px;
    display: block;
    /* margin-left: 88px; */
}

.youshibox .txt div * {
    display: block;
    overflow: hidden;
}

.left_mg {
    margin-left: 100px;
}