.updating{
    width: 100%;
    height: 1013px;
    margin-top: 70px;
    background: url(../../img/mk/beijing.jpg) no-repeat center;
    box-sizing: border-box;
    padding-top: 36px;
}
.updatecont{
    width: 1100px;
    height: 100%;
    margin: 0 auto;
}
.commonBackA{
    display: block;
    width: 100%;
}
.commonBackI {
    width: 10px;
    height:19px;
    vertical-align: text-top;
}
.commonBackW{
    font-size:20px;
    color: #666666;
}
.gxlabel_img{
    width: 380px;
    height: 59px;
    display: block;
    margin: 0 auto;
    margin-top: 40px;
}
.explain{
    margin-left: 87px;
    margin-top: 46px;
    width: 903px;
    height: 273px;
    background: #EAF1FF;
    box-sizing: border-box;
    padding-top: 70px;
}
.explainps{
    width: 660px;
    margin: 0 auto;
    text-align: center;
}
.explain_p1{
    font-size: 22px;
    color: #333333;
    line-height: 40px;
    margin-bottom: 50px;
}
.explain_p2{
    font-size: 18px;
    color: #666666;
}
.btnsize{
    margin-top: 79px;
    box-sizing: border-box;
    padding: 0 110px;
    font-size: 20px;
}
.btnbooks{
    width: 346px;
    height: 35px;
    background: #EAE9FA;
    font-weight: bold;
    color: #333333;
    line-height: 35px;
    margin-bottom: 40px;
    padding-left: 10px;
}
.posrel{
    position: relative;
}
.bookname{
    height: 16px;
    background: #EAE9FA;
}
.width1{
    width:136px;
}
.width2{
    width: 202px;
}
.width3{
    width: 170px;
}
.booknp{
    position: absolute;
    top: -14px;
}
.mbottom{
    margin-bottom: 38px;
}


/* 小屏 */
@media screen and (max-width: 1440px) {
    .updating{
        width: 100%;
        height: 769px;
        margin-top: 52px;
        background: url(../img/beijingx.jpg) no-repeat center;
        box-sizing: border-box;
        padding-top: 16px;
    }
    .updatecont {
        width: 860px;
    }
    .explain{
        margin-left: 76px;
        margin-top: 33px;
        width: 683px;
        height: 207px;
        background: #EAF1FF;
        box-sizing: border-box;
        padding-top: 30px;
    }
    .commonBackI {
        width: 7px;
        height: 13px;
        vertical-align: baseline;
    }
    .commonBackW {
        font-size: 16px;
    }
    .gxlabel_img{
        width: 320px;
        height: 50px;
        margin-top: 40px;
    }
    .explain_p1 {
        font-size: 18px;
        color: #333333;
        line-height: 40px;
        margin-bottom: 40px;
    }
    .explainps {
        width: 570px;
    }
    .explain_p2 {
        font-size: 15px;
    }
    .btnsize {
        margin-top: 60px;
        box-sizing: border-box;
        padding: 0 100px;
        font-size: 14px;
    }
    .btnbooks {
        width: 249px;
        height: 30px;
        background: #EAE9FA;
        font-weight: bold;
        color: #333333;
        line-height: 30px;
        margin-bottom: 30px;
        box-sizing: border-box;
        padding-left: 8px;
    }
    .booknp {
        top: -7px;
    }
    .width1 {
        width: 102px;
    }
    .width2 {
        width: 148px;
    }
    .width3 {
        width: 123px;
    }
    .mbottom {
        margin-bottom: 28px;
    }
}