html,body,ul,li,p,h1,h2,h3,div{
    margin: 0;
    padding: 0;
}
html,body{
    min-width: 1200px;
    width: 100vw;
    font-size: 16px;
    background: #f3f6fb;
    overflow-x: hidden;
    font-family:微软雅黑;
}

@media screen and (max-width:1400px) {
    html,
    body{
        font-size: 12px;
    }
    .max_width{
        width: 1200px!important;
    }
}
.max_width{
    width: 1400px;
    margin: 0 auto;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
    outline: none;
}
a:focus, a:hover{
    /*color: white!important;*/
    /*background-color: #388CFF;*/
    text-decoration: none;
}
/*头部*/
.banner{
    width: 100%;
    background:rgba(255,255,255,1);
}
/*头部内容*/
.banner>div{

    margin: 0 auto;
   padding-top: 15px;
}
.banner_img>img{
    max-width: 100%;
}
.banner_list_one,.banner_list_two{
    text-align: center;
}
.banner_list_one>li,.banner_list_two>li{
    display: inline-block;
    padding: 1.5rem 2rem;
    line-height: 1rem;
}
.banner_list_one>li>a{
    font-size:1rem;
    font-weight:400;
    color: #303030;
    /*width: 100%;*/
}
.banner_list_one>li>a:hover{
    color: #388CFF;
}
/*头部第二行列表*/
.banner_list_two>li{
    vertical-align: text-top;
    padding: 12px 7px;
    line-height: 0.875rem;
}
.banner_list_two>li>a{
    font-size:0.875rem;
    font-weight:400;
    color:rgba(102,102,102,1);
}
.banner_list_one_active{
    color:#388CFF!important;
}

/*查看*/
.see{
    width:100px;
    height:30px;
    background:#388CFF!important;
    border-radius:5px;
    border: 0;

    font-size:18px;
    line-height: 18px;
    font-weight:400;
    color:rgba(255,255,255,1);
}
.see:hover{
    background:rgba(0,87,255,1)!important;
}
.btn:active:focus, .btn:focus{
    outline: 0;
}

/*班级排行榜*/
.class_list>div{
    width:31.75%
}
.class_achievement .class_list_head{
    background:rgba(85,145,255,1);
}
/* 学习榜图 */
.class_learning .class_list_head .class_list_top_box{
    background: url("img/drawing-2_(1).png") no-repeat top left !important;
}
/* 人气榜图 */
.class_popularity .class_list_head .class_list_top_box{
    background: url("img/drawing-3.png") no-repeat top left !important;
}

/*  */
.class_learning .class_list_head,
.class_learning .class_list_title h2{
    color:#CC2B2B;
    background:#DD3E3E;
}
.class_popularity .class_list_head,
.class_popularity .class_list_title h2{
    color:rgba(227,166,20,0.5);
    background:rgba(255,188,26,1);
}
.class_list{
    margin-top: 30px;
    display: flex;
    justify-content: space-between;
}

.class_list_head{
    box-sizing: border-box;
    position: relative;
    width:100%;
    height:450px;
    /*background:rgba(85,145,255,1);*/
    border-radius:5px 5px 0px 0px;
}
.class_list_title{
    text-align: center;
}
.class_list_title h2{
    text-transform: uppercase;
    width: 100%;
    font-size:52px;
    line-height: 52px;
    font-weight:bold;
    color:rgba(72,131,239,0.5);
    position: absolute;
    top: 45px;
}
.class_list_title h3{
    width: 100%;
    position: absolute;
    top: 59px;
    font-size:24px;
    line-height: 24px;
    font-weight:bold;
    color:rgba(251,251,251,1);
}
/*前三*/
.class_list_top{
    position: absolute;
    bottom: 30px;
    box-sizing: border-box;
    width: 100%;
    height: 280px;
    padding: 0 28px;
}
.class_list_top_box{
    position: relative;
    width: 100%;
    height: 100%;
    background: url("img/drawing-1.png") no-repeat top left;
    background-size: 100% 100%;
}
/* 蓝 */
.class_list_blue{
    background: url("img/drawing-1.png") no-repeat top left;
}
/* 蓝 */
.class_list_red{
    background: url("img/drawing-1.png") no-repeat top left;
}
/* 蓝 */
.class_list_blue{
    background: url("img/drawing-1.png") no-repeat top left;
}

.class_list_top_box>ul{
    display: flex;
    height: 100%;
}
.class_list_top_box li{
    padding: 0 15px;
    width: 33.33%;
    text-align: center;
}
.class_list_top_box li span{
    display: block;
    text-align: center;
}
.class_list_top_box li span>img{
    max-width: 100%;
}
/*第2名*/
.class_list_one{
    padding-top: 75px!important;
}
/*奖牌*/
.class_list_one_medal{
    margin-top: -16px;
}
/*分数*/
.class_list_one .class_list_one_num{
    margin-top: 9px;
}
.class_list_one_num{
    display: flex;
    justify-content: center;
    align-items: flex-end;
}
.class_list_one_num>span{
    font-size: 24px;
    line-height: 24px;
    color: #FA1D24;
    font-weight: bold;
}

/*名字*/
.class_list_one_name{
    font-size:14px;
    line-height: 14px;
    margin-top: 1rem;
    font-weight:400;
    color:rgba(102,102,102,1);
}
/*第一名*/
.class_list_two{
    padding-top: 13px!important;
}
.class_list_two .class_list_one_num{
    margin-top: 55px;
}
/*第三名*/
.class_list_three{
    margin-top: 74px;
}
.class_list_three .class_list_one_num{
    margin-top: 9px;
}

/*前十*/
.class_list_ten{
    padding: 0 23px 21px;

    background:rgba(255,255,255,1);
    border-radius:0px 0px 5px 5px;
}
.class_list_ten::after,
.class_list_ten>li::after{
    content: "";
    clear: both;
    display: table;
}
.class_list_ten>li{
    padding: 13px 0 12px;
    border-bottom:1px solid rgba(238,238,238,1);
}

.class_list_ten>li>*{
    float: left;
    display: inline-block;
}

.class_list_ten_ranking{
    font-size:14px;
    line-height: 50px;
    font-weight:400;
    color:rgba(153,153,153,1);
    margin-right: 20px;
}
.class_list_ten_name{
    font-size:14px;
    line-height: 50px;
    font-weight:400;
    color:rgba(102,102,102,1);
    margin-left: 16px;
}
.class_list_ten_num{
    float: right!important;
    font-size:14px;
    line-height: 50px;
    font-weight:400;
    color:#666666;
}
.class_list_ten_num>span{
    font-size: 24px;
    font-weight: bold;
    color: #FA1D24;
}

/*全国排行榜*/
.whole_country_list{
    margin-bottom: 30px;
}
.whole_country_title{
    text-align: center;
    margin: 55px 0;
}

.whole_country_title>h3{
    font-size:40px;
    line-height: 40px;
    font-weight:400;
    color:rgba(48,48,48,1);
}
.whole_country_title>p{
    font-size:24px;
    line-height: 24px;
    margin-top: 25px;
    font-weight:400;
    color:rgba(102,102,102,1);
}