ul,li,ol,dl,dt,dd,p,h1,h2,h3,h4,h5,h6,body{
    margin:0;
    padding:0;
}
ul,li,ol,dl,dt,dd{
    list-style: none;
}
a{
    text-decoration: none;
    color: #999;
}
img{
    border:none;
}

body {
    font: 14px/1.5 "Regular Helvetica Neue",Helvetica,Arial,"Microsoft Yahei","Hiragino Sans GB","Heiti SC","WenQuanYi Micro Hei",sans-serif;
    color: #262229;
    background-color: #FFFFFF;
    min-width: 1200px;
}
.clear{
    clear: both;
}
/*导航 start*/
.site-inner{
    width: 1200px;
    margin: 0 auto;
    box-sizing: border-box;
}
.clearFix:after {
    content: '';
    clear: both;
    display: block;
}
.site-inner .float-left{
    float: left;
}
.site-inner .logo{
    padding-top: 15px;
}
.float-right{
    float: right;
}
.site-header{
    background-color: #fff;
    width: 100%;
    top:0px;
    transition: top .8s ease;
    box-shadow: 0 2px 3px #ccc;
    position: fixed;
    z-index: 123;
}
.navigation-list li{
    width: 96px;
    height: 80px;
    line-height: 80px;
    text-align: center;
    box-sizing: border-box;
    border-bottom:3px solid transparent;
    transition: all 0.5s ease;
}
.navigation-list li a{
    display: inline-block;
    width:100%;
    height: 100%;
    font-size: 14px;
}

.menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.menu li {
    display: inline-block;
    position: relative;
}

.menu a {
    text-decoration: none;
    color: #333;
}

/* 隐藏二级导航 */
.menu ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    padding: 0;
}

/* 鼠标悬停在一级导航上时显示二级导航 */
.menu li:hover > ul {
    display: block;
}

.menu ul li {
    display: block;
    width: 150px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    box-sizing: border-box;
    border-bottom: 3px solid transparent;
    transition: all 0.5s ease;
}

.menu ul a {
    color: #333;
}

.menu ul a:hover {
    background-color: #f5f5f5;
}
/*导航 end*/


/*公司概况 start*/
.overview{

}
.overview .about{
  margin-top: 83px;
  width: 100%;
  height: 600px;
}

.overview .about .about-content{
    width: 1200px;
    margin: -410px auto;
    position: relative;
}

.overview .about .about-content .about-jianjie{
    width: 580px;
    height: 220px;
    background-color: rgba(14, 15, 15, 0.5);
    padding: 30px 50px 0px 35px;
}
.overview .about .about-content .about-jianjie .circle{
    display: inline-grid;
    width: 6px;
    height: 6px;
    background-color: yellow;
    border-radius: 50%;
    margin-right: 15px;
}

.overview .about .about-content .about-jianjie .about-text{
    font-size: 28px;
    font-weight: bold;
    color: #fff;
    width: 115px;
    text-align: center;
    border-bottom: 5px solid #FFE306;
    margin-bottom: 25px;
}
.overview .about .about-content .about-jianjie p{
    color: #fff;
    text-indent: 12px;
    line-height: 28px;
    font-weight: lighter;
}
.overview .about .about-content .about-img{
    height: 300px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.overview .about .about-content .about-img .about-imgs{
    border-radius: 10px;
    background-color: #fff;
    border: 10px solid #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/*公司概况 end*/

/* 加入我们 start*/
.overview .history{
    height: 785px;
    background: #ffffff;
    margin-top: 10px;
}
.overview .history .history-content{
    width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding-top: 45px;
}
.overview .history .history-content .history-title{
    font-size: 30px;
    font-weight: bolder;
    color: #050F33;
    letter-spacing: 7px;
}
.overview .history .history-content .history-title-txt{
    letter-spacing: 1px;
    padding: 10px 0px 40px;
    background-image: url('../ketangpc/jianbian.png');
    background-repeat: no-repeat;
    background-position-x: center;
    color: #fff;
    margin-top: 20px;
}
.overview .history .history-detail{
    width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.overview .history .history-detail .history-detail-left{
    float: left;
    width: 320px;
}
.overview .history .history-detail .history-detail-left .three{
    background-color: #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    padding: 12px 30px 20px 5px;
    text-align: right;
    color: #050F33;
    font-family: Source Han Sans CN;
}
.overview .history .history-detail .history-detail-left .three .i{
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    margin-bottom: 10px;
}
.overview .history .history-detail .history-detail-left .three .time{
    display: inline-grid;
    font-size: 22px;
    color: #050F33;
    height: 40px;
    font-weight: bold;
    margin-left: 15px;
    border-bottom: 4px solid #376AFF;
    border-radius: 2px;
}
.overview .history .history-detail .history-detail-left .top{
    height: 85px;
    margin: 22px 0px;
}
.overview .history .history-detail .history-detail-left .center{
    height: 110px;
    margin: 66px 0px;
}
.overview .history .history-detail .history-detail-left .bottom{
    height: 85px;
    margin: 22px 0px;
}

.overview .history .history-detail .history-detail-center{
    height: 560px;
    float: left;
    display: flex;
    align-items: center;
    margin-left: 90px;
    margin-right: 35px;
}
.overview .history .history-detail .history-detail-right{
    float: left;
    width: 550px;
}
.overview .history .history-detail .history-detail-right .three{
    background-color: #0457F8;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    padding: 12px 45px 20px 35px;
    text-align: left;
    color: #fff;
    letter-spacing: 1px;
    font-family: Source Han Sans CN;
}
.overview .history .history-detail .history-detail-right .three .i{
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    margin-bottom: 10px;
}
.overview .history .history-detail .history-detail-right .three .time{
    display: inline-grid;
    font-size: 22px;
    color: #fff;
    height: 40px;
    font-weight: bold;
    margin-left: 15px;
    border-bottom: 4px solid #fff;
    border-radius: 2px;
}
.overview .history .history-detail .history-detail-right .top{
    height: 110px;
    margin: 5px 0px;
}
.overview .history .history-detail .history-detail-right .center{
    height: 130px;
    margin: 55px 0px;
}
.overview .history .history-detail .history-detail-right .bottom{
    height: 100px;
    margin: 0px 0px;
}
/* 加入我们 end */
/* 课程内容 start */
.course{
    background: #F5F9FF;
    height: 585px;
}
.course .course-title{
    width: 1200px;
    margin: 0 auto;
    text-align: center;
    font-size: 44px;
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #000000;
    line-height: 70px;
    padding-top: 40px;
    letter-spacing: 6px;
}
.course .course-de{
    margin: 0 auto;
    width: 1018px;
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    line-height: 32px;
    padding-top: 15px;
    text-align: center;
}
.course .course-three{
    margin: 50px auto 40px;
    width: 1200px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    overflow-x: scroll;
    white-space: revert;
}
.course .course-three .kecheng{
    width: 372px;
    height: 272px;
    background: #ffffff;
    border-radius: 12px;
    margin: 0px 15px;
}
.course .course-three::-webkit-scrollbar {
    display: none;
}
.course .course-three .kecheng .name{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    line-height: 38px;
    float: left;
    width: 240px;
    padding: 11px
}
.course .course-three .kecheng .bottom{
    width: 89px;
    height: 34px;
    background: #376AFF;
    border-radius: 4px;
    float: right;
    line-height: 35px;
    text-align: center;
    color: #fff;
    margin:10px;
}
/* 课程内容 end */
/* 多端查看 start */
.overview .structure{
    height: 760px;
    background: #FFFFFF;
}
.overview .structure .structure-content{
    width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding-top: 45px;
    padding-bottom: 45px;
}
.overview .structure .structure-content .structure-title{
    font-size: 44px;
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #000000;
}
.overview .structure .structure-content .structure-brief{
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    margin-top: 20px;
}
.overview .structure .structure-img{
    width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding-bottom: 50px;
}

/* 多端查看 end */

/* 实力展示 start */

.business{
    padding-top: 45px;
    background: #F5F9FF;
}

.business .insure{
    background: #F5F9FF;
    height: 750px;
}
.business .insure .insure-title{
    width:1200px;
    margin: 0 auto;
    text-align: center;
    padding-bottom: 20px;
}

.business .insure .insure-product{
    width: 1200px;
    margin: 20px auto 10px;
    height: 300px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.business .insure .insure-product .product-imgs{
    width: 260px;
    background: #ffffff;
    height: 255px;
    position: relative;
    border-top-left-radius: 150px;
    border-top-right-radius: 150px;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    box-shadow: 0 5px 15px rgb(0 0 0 / 20%);
    text-align: center;
    cursor: pointer;
}
.business .insure .insure-product .product-imgs::before{
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-color: #f0f0f0;
    border-radius: 50%;
}
.business .insure .insure-product .product-imgs::before{
    left: 0;
    border-left: transparent;
}

.business .insure .insure-product .center .center-title{
    font-size: 20px;
    font-weight: bold;
    color: #376AFF;
    margin: 40px 0px 25px;
}
.business .insure .insure-product .center .center-text{
    padding: 0px 33px;
    text-align: left;
    font-size:15px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #3F455A;
    height: 115px;
}

.business .insure .insure-product .center .bottom{
    width: 89px;
    height: 34px;
    background: #376AFF;
    border-radius: 4px;
    line-height: 35px;
    text-align: center;
    color: #fff;
    margin: 0px auto;
}

.business .insure .insure-product .product-imgs:hover{
    background: #376AFF;
    color: #fff;
}
.business .insure .insure-product .product-imgs:hover .center-title{
    color: #fff;
}
.business .insure .insure-product .product-imgs:hover .center-text{
    color: #fff;
}
.business .insure .insure-product .product-imgs:hover .bottom{
    color: #3F455A;
    background:#fff;
}
.business .insure .insure-content{
    width: 1200px;
    margin: 0 auto;
}
.business .insure .insure-content div{
    width: 100%;
    height: 300px;
}

.business .insure .insure-content .content_block{
    display: block;
}
.business .insure .insure-content .content_none{
    display: none;
}
.business .insure .insure-content #chizheng .img{
    display:flex;
}
.business .insure .insure-content #jiaoshi{
    text-align: center;
}
.business .insure .insure-content #zhuzuo{
    text-align: center;
}
.business .insure .insure-content #zhichi .img{
    display:flex;
}
/* 实力展示 end */
/* 信息 */
.data{
    height: 205px;
    background-image: url('../ketangpc/data_1.png');
    background-repeat: no-repeat;
}
.data .data-c{
    width: 1200px;
    margin: 0 auto;
    height: 205px;
}
.data .data-c .data-img{
    float: left;
}
.data .data-c .data-title{
    float: left;
    padding: 50px 20px;
}
.data .data-c .data-title .top .text{
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #FFF000;
    line-height: 30px;
    padding-right: 15px;
}
.data .data-c .data-title .top a{
    background: #FFFFFF;
    opacity: 0.98;
    border-radius: 4px;
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #1A78FF;
    line-height: 30px;
    padding: 8px 16px;
    margin-left: 15px;
}
.data .data-c .data-title .form {
    margin-top: 25px;
}
.data .data-c .data-title .form input{
    width: 270px;
    height: 44px;
    background: #FFFFFF;
    border-radius: 4px;
    outline: none;
    border: 1px solid #ccc;
    padding-left: 10px;
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #000000;
    margin-right: 20px;
}
.data .data-c .data-title .form .sign{
    width: 143px;
    height: 44px;
    background: #F56161;
    border-radius: 4px;
    font-size: 15px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #FFFFFF;
    border: 1px solid #F56161;
    cursor: pointer;
}
/* 信息 end */
/* 售后 */
.sales{
    height: 420px;
    background: #FFFFFF;
}
.sales .sales-title{
    width:1200px;
    margin: 0 auto;
    text-align: center;
    padding: 50px 0px;
    font-size: 42px;
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #000000;
}

.sales .sales-bottom{
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.sales .sales-bottom .sales-bot{
    width: 260px;
    position: relative;
    text-align: center;
    height: 184px;
    background: #EFF3FD;
    box-shadow: 0px 6px 12px 0px rgba(12,88,255,0.1), 0px -10px 0px 0px #205EE9;
    border-radius: 4px;
}

.sales .sales-bottom .sales-bot p{
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #333333;
    line-height: 40px;
}

/* 售后end */
/* 联系我们 start */
.contact{
    background-image: url('../ketangpc/shidi_1.png');
    background-repeat: no-repeat;
    height: 700px;
}
.contact .contact-title{
    padding-top: 50px;
    padding-bottom: 40px;
    text-align: center;
    font-size: 44px;
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #FFFFFF;
}
.contact .us{
    width: 1200px;
    margin: 0 auto;
    height: 400px;
}
.contact .us .us-left{
    float: left;
}
.contact .us .us-left .left-text{
    height: 60px;
    background: #ECF1FF;
    box-shadow: 0px 6px 12px 0px rgba(12,88,255,0.1);
    border-radius: 4px 4px 0px 0px;
    line-height: 30px;
    width: 641px;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 600;
    color: #050F33;
    text-align: center;
    padding: 10px 15px;
}
.contact .us .us-left .left-text .school{
    color: #376AFF;
}

.contact .us .us-right{
    float: left;
    width: 623px;
    height: 206px;
    background: #F4F7FF;
    box-shadow: 0px 4px 8px 0px rgba(11,48,157,0.3);
    margin-left: -105px;
    margin-top: 180px;
    line-height: 35px;
}
.contact .us .us-right .address{
    margin-left: 34px;
    font-size: 17px;
    font-family: Source Han Sans CN;
    font-weight: 600;
    color: #050F33;
}
.contact .us .us-right .address img{
    margin-right: 25px;
}
.contact .us .us-right .address.top{
    margin-top: 50px;
}

/* 联系我们 end */
/* 关于我们底部 */
.about_bottom{
    height: 32px;
    background: #404040;
    text-align: center;
    line-height: 32px;
}
.about_bottom a{
    color: #D6D6D6;
    padding: 0px 15px;
}
/* 底部 start */
.side{
    background: #292929;
    height: 40px;
    text-align: center;
    padding: 30px 10px;
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #FEFEFE;
    line-height: 30px;
}
.side .side-title a{
    color: #fff;
}
/* 底部 end */

/* 侧边栏 */

.sidebar{
    position: fixed;
    top: 70%;
    right: 5px;
    transform: translateY(-50%);
}

.sidebar .bar{
    width: 45px;
    height: 45px;
    background: #376AFF;
    margin: 10px 0px;
    cursor: pointer;
    border-radius: 2px;
}
.sidebar .bar .imga{
    width: 80%;
    height: 80%;
    margin: 10%;
}
.sidebar .s_top span{
	display: none;
	position: absolute;
    right: 50px;
    top: 10px;
    border: 15px solid #376AFF;
    border-radius: 8px;
    text-align: center;
}

.sidebar .s_top span img{
    width: 150px;
    height: 150px;
}
.sidebar .s_top span p{
    line-height: 40px;
    background: #fff;
}

.sidebar .s_center span{
	display: none;
	position: absolute;
    right: 50px;
    top: 65px;
    font-size: 18px;
    background: #376AFF;
    color: #fff;
    padding: 10px 10px;
    border-radius: 4px;
    width: 230px;
    text-align: center;
}
.sidebar .s_center span .tip{
    font-size: 13px;
}
.sidebar .s_top:hover span,.sidebar .s_center:hover span{
	display: block;
}

/* 侧边栏end */

/* 广告条 */
.advert{
    height: 120px;
    width: 100%;
    background-color: #fff;
    background-image: url('../ketangpc/advert.png');
    background-repeat: no-repeat;
}
.advert .advert-w{
    width: 1200px;
    margin: 0 auto;
    text-align: center;
    height: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.advert .advert-w .advert-l{
    width: 900px;
    font-weight: 400;
}
.advert .advert-w .advert-l .advert-text{
    padding: 0 25px;
    font-size: 32px;
    font-family: PingFang SC;
    font-weight: bold;
    color: #333333;
    line-height: 88px;
    -webkit-text-stroke: 0px #FFFFFF;
}
.advert .advert-w .bottom{
    flex: 1;
    text-align: left;
}
.advert .advert-w .bottom a{
  background-color: #0457F8;
  border-radius: 5px;
  padding: 10px 15px;
  color: #fff;
  font-size: 18px;
  font-family: Source Han Sans CN;
  font-weight: 400;
}
/* 广告条end */

/* tsl */
.tsl{
    height: 80px;
    width: 100%;
    background-color: #F5F9FF;
}
.tsl .tsl-w{
    width: 1200px;
    height: 80px;
    margin: 0 auto;
    text-align: center;
}

.tsl .tsl-w .tsl-text{
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #3F455A;
}
.tsl .tsl-w .tsl-text .tsl-t{
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #376AFF;
    font-size: 28px;
}
/* tsl end */