@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: 266px;
    background: url(../images/banner_bg.png) center 0 no-repeat;
    position: relative;
}
.mainContent{
    width: 1200px;
    margin: 0 auto;
}
.section_item{
    width: 100%;
    margin-top: 25px;
}
.sub_title{
    margin-bottom: 2px;
}
.sub_title img{
    width: 165px;
    height: 44px;
}
.slidePic ul li{
    width: 282px;
    height: 228px;
    margin-right: 24px;
}
.slidePic .picBox{
    width: 100%;
    height: 100%;  
    overflow: hidden;
    border-radius: 8px;
    border: 1px solid #e6e6e6;
}
.slidePic .picBox img{
    width: 100%;
    height: 160px;
    border-radius: 8px 8px 0 0;
    vertical-align: bottom;
}
.slidePic .picBox .pInfo{
    width: 100%;
    height: 68px;
    padding: 5px;
    display: flex;
    align-items: center;
    text-align: justify;
    font-size: 15px;
    color: #000;
}
.slidePic ul li:hover .picBox .pInfo{
    background-color: #bd171e;
    color: #fff;
}
.slidePic .picBox .pInfo p{
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    
}
.section_item2{
    width: 100%;
    margin-top: 45px;
}
.sub_title .more{
    font-size: 15px;
    color: #bd171e;
    margin-right: 15px;
    position: relative;
}
.sub_title .arr_right2:after{
    content: "";
    width: 7px;
    height: 7px;
    border-right: 2px solid #bd171e;
    border-bottom: 2px solid #bd171e;
    top: 50%;
    right: -15px;
    position: absolute;
    transform: rotate(-45deg) translateY(-50%);
}
.talkLine{
    width: 100%;
    height: 410px;
    position: relative;
    background-color: #fcfcfc;
    border: 1px solid #ececec;
}
.talkLine::before{
    content: '';
    width: 218px;
    height: 100%;
    background-color: #ececec;
    position: absolute;
    left: 0;
    top: 0;
    border-right: 3px dashed #d5d5d5;
}
.talkLine ul{position: relative;}
.talkLine ul li{
    display: flex;
    align-items: center;
    height: 82px;
    cursor: pointer;
}
.talkLine ul li .time{
    width: 218px;
    text-align: center;
    font-size: 15px;
    color: #595858;
}
.talkLine ul li .message_list{
    width: 930px;
    height: 100%;
    border-bottom: 1px solid #e8e8e8;
    margin-left: 25px;
    display: flex;
    align-items: center;
    padding: 0 10px;
    position: relative;
}
.talkLine ul li .message_list::before{
    content: '';
    width: 8px;
    height: 8px;
    background-color: #bd171e;
    border-radius: 50%;
    position: absolute;
    left: -28px;
    top: 50%;
    transform: translateY(-50%);
}
.talkLine ul li .message_list p{
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    font-size: 15px;
    color: #000;
}
.talkLine ul li:last-child .message_list{
    border-bottom: 0;
}
.talkLine ul li:hover .time{
    color: #bd171e;
}
.talkLine ul li:hover .message_list p{
    color: #bd171e;
}
.talkLine ul li:hover .message_list::before{
    box-shadow: 0 0 7px #bd171e;
}
.topicPic{
    width: 100%;
    margin-bottom: 60px;
}
.topicPic li a{
    display: block;
    width: 295px;
    height: 186px;
}
.topicPic li a img{
    width: 100%;
    height: 100%;
}
.footer { 
    background-color: #bd171e; 
    text-align: center;  
    padding: 35px 0; 
    color: #fff; 
    font-size: 12px;
    line-height: 2; 
    position: relative;
}
.footer .boticp { 
    position: absolute; 
    left: 50%; 
    margin-left: 280px; 
    top: 28px;
}
.footer .boticp img{
    width: 54px;
    height: 66px;
}