html {
    overflow-x: hidden;
}
body {
    overflow-x: visible
}
*{
    margin:0;
    padding:0;
    font-family: "微软雅黑"
}
img{
    border:0;
    vertical-align: middle;
}
a{
    text-decoration:none;
    color:#333;
}
ul,li{
    list-style: none;
}
.clearfix:before,.clearfix:after {
    content:"";
    display:table;
}
.clearfix:after {
    clear:both;
}
.clearfix {
    zoom:1; /* IE < 8 */
}
.leftCol {
    float: left;
}
.rightCol {
    float: right;
}
.content{
    width:1200px;
    margin:0 auto;
}
.header{
    width:100%;
    height:80px;
    background:#fff;
    line-height: 80px;
    vertical-align: middle;
    border-bottom: 1px solid #ddd;
    position: fixed;
    top:0;
    z-index: 10;
}
.header_item a{
    font-size: 16px;
    color:#302623;
    padding:0 29px;
    border-right:1px solid #231815;
}
.header_item a:hover{
    color:#1871C1;
}
.header_item:first-child+li+li+li+li+li a{
    border-right:none;
}
/* .header_btn a{
  margin-left:30px;
  width:100px;
  height:32px;
  background: #307bb3;
  display: inline-block;
  line-height: 32px;
  text-align: center;
  font-size: 14px;
  color:#fff;
} */
.banner{
    padding-top:80px;
    position: relative;
}
.banner img{
    position: relative;
    left:50%;
    margin-left:-960px;
}
/* .banner a{
  position: absolute;
  left:50%;
  bottom:68px;
  margin-left:-600px;
  width:320px;
  height:60px;
  border-radius: 10px;
  display: block;
  background: #fff;
  text-align: center;
  line-height: 60px;
  font-size:30px;
  color:#457ea1;
} */
.main_t1{
    padding:60px 0 80px 0;
}
.main_title{
    text-align: center;
}
.mainT1-main{
    border:1px solid #e5e5e5;
    margin-top:48px;
    height:138px;
    padding:30px 40px 30px 430px;
    box-shadow: 0 0 6px #797979;
    position: relative;
    margin-left:5px;
}
.mainT1-title{
    font-size:20px;
    color:#333;
    line-height: 30px;
    margin-bottom: 5px;
}
.mainT1-text{
    font-size:14px;
    color:#666;
    line-height: 22px;
    width: 360px;
}
.mainT1-left{
    padding:40px 30px;
    width:340px;
    height:180px;
    /* background:url(../../../../Public/Images/Ti20190529/embedded/bg1.png) center center no-repeat; */
    position: absolute;
    top:-28px;
    left:-5px;;
}
.mainT1-time{
    padding-left:32px;
    font-size:16px;
    color:#75797c;
    line-height: 25px;
    margin-right:25px;
    margin-top:15px;
    background:url('../../../../Public/Images/Ti20190821/embedded/icon-time.png') left center no-repeat;
}
.mainT1-name{
    padding-left:32px;
    font-size:16px;
    color:#75797c;
    line-height: 25px;
    margin-right:25px;
    margin-top:15px;
    background:url('../../../../Public/Images/Ti20190821/embedded/icon-teacher.png?v=1') left center no-repeat;
}
.mainT1-btn{
    width:168px;
    height:40px;
    background: #1871C1;
    display: block;
    line-height: 40px;
    text-align: center;
    font-size: 18px;
    color:#fff;
    margin:20px auto 0;
}
.t1-part1{
    padding-top:50px;
}
.t1-part1-title{
    font-size:24px;
    color:#333;
    text-align: center;
}
.t1-part1-line{
    display: block;
    width:98px;
    height:4px;
    background: #1871C1;
    border-radius: 2px;
    margin:15px auto 0;
}
.t1-part1-ts{
    width:332px;
    margin:0 auto;
}
.t1-part1-main{
    width:1100px;
    height:190px;
    padding:30px 50px;
    background:url('../../../../Public/Images/Ti20190821/embedded/bg1.png') center center no-repeat;
    margin-top:30px;
}
.t1-part1-title1{
    font-size:22px;
    color:#fff;
    text-align: center;
}
.t1-part1-list{
    width:100%;
}
.t1-part1-item{
    text-align: left;
    width:33.3%;
    font-size:16px;
    color:#fff;
    margin-top:30px;
}
.main_t2{
    padding:60px 0 0;
    background:url('../../../../Public/Images/Ti20190821/embedded/bg2.png') center center no-repeat;
    width: 100%;
    overflow: hidden;
    text-align: center;
    height:390px;
    position: relative;
}
/* .mainT2-step{
    padding-left:80px;
    margin:35px 95px 0;
    position: relative;
    text-align: left;
}
.mainT2-step-img{
    position: absolute;
    top:0;
    left:0;
}
.mainT2-step-p{
    font-size:26px;
    color:#333;
    line-height: 30px;
} */
.mainT2-link{
    position: absolute;
    top:225px;
    left:50%;
    margin-left:-370px;
    /* width:168px;
    height:40px;
    background: #1871C1;
    display: block;
    line-height: 40px;
    text-align: center;
    font-size: 18px;
    color:#fff; */
}

.main_t3{
    padding:60px 0;
}
.mainT3-list{
    margin-top:30px;
    width:1230px;
}
.mainT3-item{
    width:408px;
    padding:15px 0 15px 160px;
    border:1px solid #e5e5e5;
    position: relative;
    margin-right:30px;
    min-height: 131px;
}
.mainT3-img{
    position: absolute;
    top:35px;
    left:14px;
}
.mainT3-title{
    font-size:18px;
    color:#333;
    line-height: 50px;
}
.mainT3-p{
    font-size:14px;
    color:#666;
    line-height: 22px;
    height: 44px;
    margin-top:5px;
}
.mainT3-link{
    font-size:14px;
    display: block;
    color:#1871C1;
    line-height: 30px;
    margin-top:10px;
    text-decoration: underline;
}
.main_t4{
    padding:60px 0 0px 0;
    height:370px;
    background: url(../../../../Public/Images/Ti20190821/embedded/bj3.png) center center no-repeat;
}
.main_t4 p{
    font-size: 20px;
    line-height: 38px;
    color:#666;
    max-width: 850px;
    margin:45px 0 0 320px;
}
.footer{
    width:100%;
    height:100px;
    background:#303030;
    text-align: center;
    line-height: 100px;
    font-size:12px;
    color:#999;
}
.footer a{
    color:#999;
}
.leader{
    position: fixed;
    bottom: 20%;
    right:0;
}
.leader_li{
    width:80px;
    height:80px;
    margin-bottom: 15px;
    background:#307bb3;
    text-align: center;
    position: relative;
}
.leader_li.item1{
    background:#ddd;
    line-height: 80px;
}
.leader_li p{
    margin-top:16px;
}
.leader_li a{
    display: inline-block;
    font-size:20px;
    color:#fff;
    line-height: 24px;
}
.leader_li_img p{
    display: none;
}
.leader_li_img:hover{
    background:#307bb3;
}
.leader_li_img:hover img{
    display: none;
}
.leader_li_img:hover p{
    display: block;
}
.leader-hide{
    width:160px;
    text-align: center;
    padding:8px 0 15px 0;
    box-shadow: 0 0 10px #000;
    position: absolute;
    top:0;
    left:-180px;
    background:#fff;
    display: none;
}
.leader-hide p{
    font-size:14px;
    color:#222;
    line-height: 18px;
    margin-top:10px;
}
.leader_li:hover .leader-hide{
    display: block;
}