.container{
    width: 1180px;
    margin: 0 auto;
}

.banner{
    width: 100%;
    height: 527px;
    background: url('../images/banner.png') top center no-repeat;
}

.banner .bannerTit{
    margin-top: 108px;
    font-size: 50px;
    font-weight: bold;
    line-height: 70px;
    color: #fff;
}

.banner .bannerSubTit{
    padding-top: 24px;
    font-size: 21px;
    letter-spacing: 2px;
    color: #fff;
    opacity: .5;
}

/*公共部分 题目*/
.Title{
    padding-top: 50px;
    color: #111;
    font-size: 36px;
    text-align: center;
}

.subTitle{
    padding: 20px 0 60px;
    color: #999;
    font-size: 18px;
    text-align: center;
}

/*为什么要在爱智康在线学习？*/
.reason ul{
    width: 1120px;
    margin: 0 auto;
}

.reason ul li{
    float:left;
    margin-right: 20px;
    width: 265px;
    height: 350px;
    background-color: #fff;
    border: 1px solid #ececec;
    border-radius: 2px;
}

.reason ul li:nth-child(4){
    margin-right: 0;
}

.reason ul li img{
    height: 220px;
}

.reason ul li .tit{
    padding: 20px 0;
    text-align: center;
    font-size: 18px;
    color: #111;
}

.reason ul li .info{
    padding: 0 40px;
    text-align: center;
    font-size: 14px;
    color: #666;
    line-height: 1.3;
}

/*公共部分 按钮*/
.yy-btn{
    margin: 50px auto;
    display: block;
    width: 340px;
    height: 52px;
    text-align: center;
    line-height: 52px;
    background-color: #e24943;
    color: #fff;
    cursor: pointer;
}

.yy-btn:hover{
    background-color: #d64540;
    color: #fff;
}

/*爱智康如何打造专属学习方案？*/
.study-case-box{
    background: #f7f7f7;
    height: 713px;
}

.study-case-box .Title{
    padding-top: 90px;
}

.study-case ul{
    position: relative;
    margin: 108px auto 0;
    width:1066px;
    display: flex;
    align-items: flex-end;

}

.study-case ul .item{
    float: left;
    margin-right: 45px;
    width: 244px;
    height: 188px;
    background: #fff;
    box-shadow: 0 0 20px rgba(0,0,0,.1);
    border-bottom: 5px solid #f1b405;
}

.study-case ul .item2{
    width: 366px;
    height: 228px;
    border-bottom: 5px solid #f58113;
}

.study-case ul .item3{
    margin-right: 0;
    width: 366px;
    height:265px;
    border-bottom: 5px solid #e24943;
}

.study-case ul .item1 .left{
    width: 50%;
    height: 95%;
    border-right: 2px solid #f1f1f1;
}

.study-case ul .item1 .right{
    border-right:none;
}

.study-case ul li .left .info{
    float:left;
    padding: 34px 0 0 34px;
    line-height: 1.3;
    writing-mode: vertical-rl;
    font-size: 16px;
    color: #666;
}

.study-case ul li .left .tit{
    float: right;
    text-align: center;
    padding-top: 10px;
    display: inline-block;
    width: 30px;
    height: 107px;
    font-size: 18px;
    color: #fff;
    background-color:#f1b405;
    border-bottom-left-radius: 8px;
}

.study-case ul li .left .num{
    float: right;
    display: inline-block;
    padding-top: 13PX;
    color: #f1f1f1;
    font-size: 50px;
    font-family: 'DIN';

}

.study-case ul .item1 .right .info{
    padding-left: 26px;
}

.study-case ul .item2 .left{
    width: 33.333333%;
    height: 95%;
    border-right: 2px solid #f1f1f1;
}

.study-case ul .item2 .right{
    border-right:none;
}

.study-case ul .item2 .left .info{
    padding-top: 54px;
    padding-left: 26px;
}

.study-case ul .item2 .middle .info{
    padding-left: 34px;
}

.study-case ul .item2 .left .tit{
    background-color: #f58113;
}

.study-case ul .item2 .left .num{
    padding-top: 49PX;
}

.study-case ul .item3 .left{
    width: 33.333333%;
    height: 95%;
    border-right: 2px solid #f1f1f1;
}

.study-case ul .item3 .right{
    border-right:none;
}

.study-case ul .item3 .left .info{
    padding-top: 62px;
    padding-left: 26px;
}

.study-case ul .item3 .left .tit{
    background-color: #e24943;
}

.study-case ul .item3 .left .num{
    padding-top: 86PX;
}

.study-case ul li .item-tit {
    text-align: center;
    margin-top: 30px;
    font-size: 20px;
    color: #111;
}

.study-case-box .yy-btn{
    display:block;
    margin:108px auto 0;
}

/*大量面授经验+深究在线技巧*/
.online-skill-box .Title{
    padding-top: 70px;
}

.online-skill-box .subTitle{
    padding-bottom: 86px;
}

.online-skill{
    width: 1080px;
    margin: 0 auto;
}

.online-skill ul{
    width: 540px;
    height: 373px;
    background: #fff;
    border-radius:10px;
    box-shadow: 0 0 30px rgba(0,0,0,.1);
}

.online-skill ul li{
    float:left;
    width: 45%;
    padding:55px 0 13px 66px;
}

.online-skill ul li .tit{
    position: relative;
    padding-left: 15px;
    font-size: 20px;
    color: #333;
}

.online-skill ul li .tit:before{
    position: absolute;
    content: '';
    top: 50%;
    transform: translate(0,-50%);
    left: 0px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #e24943;
}

.online-skill ul li .info{
    margin-top: 18px;
    font-size: 14px;
    color: #666;
    line-height: 1.3;
}

.online-skill-box .yy-btn{
    margin: 32px auto 70px;
}


/*专注1对1在线教育*/
.ydy-box{
    height: 803px;
    background: #f7f7f7;
}

.ydy-box .Title{
    padding: 70px 0 100px;

}

.ydy{
    padding-left: 30px;
    width: 1180px;
    margin: 0 auto;
}

.video-js .vjs-big-play-button{
    width: 111px;
    height: 111px!important;
    line-height: 111px!important;
    background: url('../images/play_normal.png') no-repeat;
    border: none!important;
    margin-left: -56px!important;
    margin-top: -56px!important;
}

.ydy .ydy-con{
    margin-top: 50px;
    width: 495px;
    background: url('../images/pic-jx.png') 20px 0 no-repeat;
    -webkit-background-size: 2px 301px;
    background-size: 2px 301px;
}

.ydy .ydy-con .icon{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon1.png') no-repeat;
}
.ydy .ydy-con .icon2{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon2.png') no-repeat;
}
.ydy .ydy-con .icon3{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon3.png') no-repeat;
}
.ydy .ydy-con .icon4{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon4.png') no-repeat;
}
.ydy .ydy-con .icon5{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon5.png') no-repeat;
}

/*.ydy .ydy-con .icon1:hover {
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon12.png') no-repeat;
}

.ydy .ydy-con .icon2:hover{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon22.png') no-repeat;
}
.ydy .ydy-con .icon3:hover{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon32.png') no-repeat;
}
.ydy .ydy-con .icon4:hover{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon42.png') no-repeat;
}
.ydy .ydy-con .icon5:hover{
    display: inline-block;
    width: 45px;
    height: 45px;
    background: url('../images/icon52.png') no-repeat;
}*/

.ydy .ydy-con p{
    margin-bottom:12px;
}
.ydy .ydy-con .text{
    position: relative;
    margin-left: 20px;
    top:-16px;
    color: #666;
    font-size: 16px;
}

.ydy-box .yy-btn{
    margin: 70px auto;
}

/*课程体系*/
.system-section .grade-list {
    margin-top: 70px;
}

.system-section .list {
    overflow: hidden;
    text-align: center;
}

.system-section .list .item.select {
    background: #e24943;
    color: #fff;
    border-color: #e24943;
}

.system-section .list .item {
    display: inline-block;
    margin: 0 5px;
    height: 52px;
    line-height: 52px;
    padding: 0 10px;
    border: 1px solid #999;
    border-radius: 2px;
    font-size: 20px;
    color: #555;
    cursor: pointer;
}

.system-section .grade-list .item {
    min-width: 150px;
}

.system-section .subject-list {
    margin-top: 30px;
}

.system-section .subject-list .item {
    width: 85px;
    height: 40px;
    line-height: 40px;
    padding: 0;
}


.system-section .cntBox .lv.lv1 {
    height: 276px;
}

 .system-section .cntBox .lv {
    position: absolute;
    bottom: 0;
    height: auto;
    width: 230px;
    text-align: center;
    display: inline-block;
    transition: all .6s cubic-bezier(.41,.48,.5,.9);
}

.system-section-box .yy-btn{
  margin-top: 0;
}

/*课程体系*/
.promise-box{
    background-color: #f7f7f7;

}

.promise-box .Title{
    padding-top: 60px;
    padding-bottom: 12px;
}

.promise{
    position: relative;
    height: 648px;
    background: url('../images/bg1.png') center 8px no-repeat;
}

.promise .pic-people{
    display: block;
}

.promise ul{
    width: 1180px;
    margin: 0 auto;
    padding-left: 88px;
    padding-top:157px;
}

.promise ul li{
    display: inline-block;
    /*width: 140px;*/
    width: 217.3px;


}

.promise ul li img{
    display: block;
    width: 60px;
    height: 60px;
    margin: 0 auto;
}

.promise ul li:nth-child(2) img{
    width: 66px;
    margin: 0 auto;
}

.promise ul li:nth-child(3) img{
    width: 58px;
    margin: 0 auto;

}

.promise ul li p{
    margin-top: 36px;
    font-size: 18px;
    color: #111;
    text-align: center;
    line-height: 1.3;
}

.promise-box .yy-btn{
    margin-left: 16%;
}

/*底部*/
.izk-zaixian-header-footer .ivu-layout {
  position: relative;
  height: auto !important;
  min-height: 100%;
  background: #f7f7f7;
}
.izk-zaixian-header-footer .ivu-layout .tel-num {
  padding-left: 50px;
  height: 70px;
  line-height: 70px;
  font-size: 22px;
  color: #e24943;
  position: relative;
  cursor: text;
}
.izk-zaixian-header-footer .ivu-layout .tel-num:before {
  content: "";
  position: absolute;
  top: 50%;
  margin-top: -9px;
  left: 25px;
  width: 17px;
  height: 18px;
  background: url("http://www.jiajiaoban.com/z2017/static/common/styles/imgs/icon-tel.png") no-repeat;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-header {
  padding: 0!important;
  background-color: #fff !important;
  height: 106px!important;
  line-height: 76px!important;
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.15);
  -webkit-box-shadow: 0 0 6px rgba(0, 0, 0, 0.15);
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-header .top-nav {
  height: 30px;
  line-height: 30px;
  background: #2d2d2d;
  color: #9a9a9a;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-header .top-nav a {
  color: #fff;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-header .bottom-nav {
  height: 76px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-header .logo-wrap {
  cursor: pointer;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-header .nav-links .link {
  color: #222;
  height: 70px;
  line-height: 70px;
  font-size: 14px;
  padding: 0 20px 0 15px;
  margin: 0 5px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-header .nav-links .link:hover {
  color: #e24943;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-header .nav-links .link.router-link-exact-active {
  color: #e24943;
  border-bottom: 5px solid #e24943;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-content {
  padding: 0 0 452px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer {
  position: absolute;
  width: 100%;
  bottom: 0;
  background: #2d2d2d;
  padding: 0 0 50px;
  color: #9a9a9a;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .zk-wrap {
  padding: 0 40px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .txt-nav-dark {
  color: #fff;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .icons-wrap {
  border-bottom: 1px solid #444444;
  padding: 20px 0 15px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .icons-wrap .icon {
  display: inline-block;
  height: 57px;
  line-height: 57px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content {
  padding: 50px 40px 70px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .left-con,
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .right-con {
  width: 250px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .center-con {
  width: 600px;
  position: relative;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .center-con:before,
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .center-con:after {
  content: "";
  position: absolute;
  top: 50%;
  right: 1px;
  width: 1px;
  height: 80px;
  background: #444444;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .center-con:before {
  left: 1px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .center-con .icon img {
  width: 88px;
  height: 88px;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .tel-num {
  height: 30px;
  line-height: 30px;
  font-size: 20px;
  cursor: text;
}
.izk-zaixian-header-footer .ivu-layout .ivu-layout-footer .content .zx-btn {
  display: inline-block;
  width: 170px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  color: #fff;
  font-size: 18px;
  background: #e24943;
  margin-top: 25px;
  border-radius: 4px;
}