@charset "utf-8";

/*黑白*/
/*html {
    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);
    -webkit-filter: grayscale(100%);
}*/
body,p,h1,h2,h3,h4,h5,h6,ul,ol,li,dl,dt,dd,table,th,td,form,fieldset,legend,input,textarea,button,select{
	margin:0;
	padding:0;
}
body,input,textarea,select,button,table{
	font-size:16px;
	line-height:1.25em;
	font-family:Arial,'microsoft yahei',Verdana,Helvetica,sans-serif;
}
/*取消按钮点击的时候有阴影*/
a,img,button,input,textarea{
	-webkit-tap-highlight-color:rgba(255,255,255,0);
	-ms-tap-highlight-color:rgba(255,255,255,0);
	-moz-tap-highlight-color:rgba(255,255,255,0);
	-o-tap-highlight-color:rgba(255,255,255,0);
}
button, input, textarea, select {
    border: medium none;
    outline: medium none;/*取消chrome下input和textarea的聚焦边框*/
	-webkit-appearance:none;
	-ms-appearance:none;
	-moz-appearance:none;
	-o-appearance:none;
}
body{
    min-width:320px;
    height: 100vh;
	font-size:1em;
	-webkit-text-size-adjust:none; 
	color: #333;
}
h1,h2,h3,h4,h5,h6 {
	font-size: inherit; 
	font-weight: normal;
}
header,footer,section,nav,menu,details,hgroup,figure,figcaption,article,aside{
	margin:0;
	padding:0;
	display:block;
}
img,fieldset{
	border:0;
}
img { 
	vertical-align:middle;
}
ul,ol{
	list-style:none;
}
table{
	border-collapse:collapse; 
	width: 100%;
}
a{
	color:#666;
	text-decoration:none;
}
.cl:after{
	clear:both;
	content:" ";
	display:block;
	font-size:0;
	height:0;
	visibility:hidden;
}
.cl{
	zoom:1
}
.rel{
    position: relative;
}
.abs{
	position: absolute;
}
.dis{
    display: block;
}
.hide{
    display: none;
}
.hr_gray {
    border: none;
    border-top: 1px solid #ccc;
}
/*arrow*/
.arr_right:after,.arr_left:after{
  content: "";
  width: 0.4rem;
  height:0.4rem;
  border-right: 2px solid #ccc;
  border-bottom: 2px solid #ccc;
  top: 50%;
  right:15px;
  position: absolute;
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
  margin-top:-0.25rem;
  }
  .arr_down:after{
  content: "";
  width: 8px;
  height:8px;
  border-right: 1px solid #666;
  border-bottom: 1px solid #666;
  top: 48%;
  right:-0.85rem;
  position: absolute;
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
  margin-top:-0.25rem;
  }
  .arr_up:after{
  content: "";
  width: 8px;
  height:8px;
  border-right: 1px solid #666;
  border-bottom: 1px solid #666;
  top: 50%;
  right:-0.85rem;
  position: absolute;
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
  margin-top:-0.15rem; 
}
*{
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    -ms-box-sizing: border-box;
    -o-box-sizing: border-box;
}
body {
	background-color: #fff;
}
.flex {
    display: flex;
}
.flex-row {
    display: flex;
    flex-direction: row;
}
.flex-col{
    display: flex;
    flex-direction: column;
}
.flex-grow-0{
    flex-grow: 0;
}
.flex-grow-1{
    flex-grow: 1;
}
.flex-x-center{
    display: flex;
    justify-content: center;
}
.flex-y-center{
    display: flex;
    align-items: center;
}
.flex-y-start{
   display: flex;
   align-items: flex-start;
}
.flex-y-end{
    display: flex;
    justify-content: flex-end;
}
.flex-x-between{
   display: flex;
   justify-content: space-between;
}
.flex-wrap{
    display: flex;
    flex-wrap: wrap;
}
/*上海电信领先网*/
/*index*/
.bannerBox{
    height: 1012px;
    background: url(../images/banner_bg.png) center 0 no-repeat;
    position: relative;
    padding: 317px 0 0;
}
.inner_content{
    width: 1200px;
    height: 610px;
    background-color: rgba(255,255,255,.85);
    border-radius: 25px;
    border: 1px solid #e6e6e6;
    position: absolute;
    left: 50%;
    top: 310px;
    transform: translateX(-50%);
    padding: 65px;
}
.inner_content .main_title{
    width: 100%;
    position: absolute;
    left: 0;
    top: -52px;
}
.slideBox{
    width: 1070px;
    height: 480px;
    position: relative;
}
.slideBox .picList{
    width: 100%;
}
.slideBox .picList .pic_list{
    display: block;
    width: calc(100% / 3);
    height: 240px;
    padding: 10px 15px;
    cursor: pointer;
}
.slideBox .picList .pic_list img{
    width: 100%;
    height: 180px;
}
.slideBox .picList .pic_list p{
    height: 40px;
    line-height: 40px;
    font-size: 16px;
    color: #000;
    font-weight: bold;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.slideBox .picList .pic_list:hover{
    background-color: #fff;
    border: 1px solid #ececec;
}
.slideBox .picList .pic_list:hover p{
    color: #d7221e;
}
.switchBtn{
    width: 1150px;
    height: 30px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
}
.switchBtn .prev,.switchBtn .next{
    width: 30px;
    height: 30px;
    background: url(../images/prevBtn.png) 0 0 no-repeat;
    background-size: 100% 100%;
}
.switchBtn .next{
    background: url(../images/nextBtn.png) 0 0 no-repeat;
    background-size: 100% 100%;
}
.caseBox{
    width: 1200px;
    margin: -55px auto 45px;
    padding: 0 80px;
    position: relative;
}
.caseBox .subTitle{
    width: 118px;
    margin: 0 auto 30px;
}
.caseBox .subTitle img{
    width: 100%;
}
.caseInfo .imgBox{
    width: 54%;
}
.caseInfo .imgBox .img_box{
    width: calc((100% - 34px) / 2);
    height: 180px;
}
.caseInfo .imgBox .img_box img{
    width: 100%;
    height: 100%;
}
.caseInfo .case_info{
    margin-left: 35px;
    margin-top: -15px;
    width: calc(46% - 35px);
}
.caseInfo .case_info ul li a{
    width: 100%;
    height: 60px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #e8e8e8;
    position: relative;
}
.caseInfo .case_info ul li a:hover::before{
    content: '';
    width: 9px;
    height: 11px;
    background: url(../images/icon_arr.png) 0 0 no-repeat;
    background-size: 80% 80%;
    position: absolute;
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
}
.caseInfo .case_info ul li a p{
    font-size: 14px;
    color: #000;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.caseInfo .case_info ul li a:hover p{
    color: #d7221e;
}
/*底部*/
.footer{
    width: 100%;
    height: 230px;
    background-color: #ae1814;
    text-align: center;
    padding: 30px 0 25px;
}
.footer ul {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 10px;
}
.footer ul li a {
    display: block;
    width: 80px;
    text-align: center;
    position: relative;
}
.footer ul li:not(:last-child) a:after {
    content: '';
    width: 1px;
    height: 12px;
    background-color: #fff;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
}
.footer a {
    color: #fff;
    font-size: 13px;
    line-height: 1.8;
}
.footer p a:not(:last-child) {
    margin-right: 30px;
}
.footer .bottom_s2 {
    margin-top: 15px;
}
.footer p a img {
    margin-right: 5px;
}
.fixIcon{
    width: 120px;
    position: fixed;
    right: 20px;
    top: 500px;
}
.fixIcon img{
    width: 100%;
    height: 120px;
}
.fixIcon p{
    font-size: 14px;
    color: #d7221e;
    text-align: center;
    line-height: 30px;
}
.popPage{
    width: 100%;
    height: 100%;
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 300;
    background-color: rgba(0,0,0,.6);
}
.closeBtn{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background-color: #fff;
    position: absolute;
    right: 20px;
    top: 15px;
    z-index: 500;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(0,0,0,.15);
}
.closeBtn img{
    width: 30px;
    height: 30px;
}
.swiper-container {
    width: 100%;
    height: 100%;
    
}
.swiper-slide {
    width: 100%;
    height: 100%;
}
.swiper-slide img{
    width: 100%;
    height: 100%;
}
.gallery-top {
    height: 100%;
    width: 100%;
    position: absolute!important;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
}
.gallery-thumbs {
    height: 20%;
    box-sizing: border-box;
    padding: 10px 0;
    position: absolute!important;
    left: 0;
    bottom: 0;
    right: 0;
    z-index: 400!important;
}
.gallery-thumbs .swiper-slide {
    width: 25%;
    height: 100%;
    opacity: 0.4;
}
.gallery-thumbs .swiper-slide-thumb-active {
    opacity: 1;
}

.pictureText {
    width: 100%;
    padding: 15px 15px 10px;
    position: absolute;
    left: 0;
    bottom: 22%;
    z-index: 150;
}
.pictureText .word {
    font-size: 13px;
    color: #fff;
    line-height: 1.6;
    text-align: justify;
}
.videoBox {
    width: 60%;
    height: 450px;
    position: absolute;
    left: 20%;
    top: 37%;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    z-index: 100;
}
.videoBox #video {
    width: 100%;
    height: 100%;
}

.pictureBox {
    width: 100%;
    position: absolute;
    left: 0;
    top: 60%;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    z-index: 100;
    box-shadow: 0 0 5px rgb(255 255 255 / 15%);
}
.enterIn {
    width: 100%;
    height: 52px;
    background: linear-gradient(left,rgba(222,161,100,0),rgba(222,161,100,.6),rgba(222,161,100,0));
    background: -webkit-linear-gradient(left,rgba(222,161,100,0),rgba(222,161,100,.6),rgba(222,161,100,0));
    background: -moz-linear-gradient(left,rgba(222,161,100,0),rgba(222,161,100,.6),rgba(222,161,100,0));
    background: -ms-linear-gradient(left,rgba(222,161,100,0),rgba(222,161,100,.6),rgba(222,161,100,0));
    background: -o-linear-gradient(left,rgba(222,161,100,0),rgba(222,161,100,.6),rgba(222,161,100,0));
    font-size: 16px;
    color: #fff;
    font-weight: bold;
    text-align: center;
    line-height: 52px;
    letter-spacing: 2px;
    position: absolute;
    left: 0;
    top: 66%;
}
.pictureText2 {
    width: 60%;
    height: 450px;
    background-color: rgba(0,0,0,.35);
    position: absolute;
    left: 20%;
    top: 37%;
    z-index: 100;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
}
.pictureText2 h1 {
    font-size: 25px;
    color: #fff;
    letter-spacing: 4px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
}
.pictureText2 p {
    font-size: 15px;
    color: #fff;
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: left;
    line-height: 1.5;
}