.zuo_53{
    width: 140px;
    position: fixed;
    left:-10px;
    top:100px;
    z-index: 99999;
}
.zuo_53_top{
    width: 100%;
}
.zuo_53_top img{
    width: 100%;
    height: auto;
}
.zuo_53_bottom{
    padding: 0 15px;
    box-sizing: border-box;
    -ms-box-sizing: border-box;
    margin-top: -25px;
    position: relative;
}
.zuo_53_bottom .button_53{
    height: 56px;
    text-align: center;
    background: #3e71cc;
}
.zuo_53_bottom .button_53>a{
    width: 90%;
    height: 100%;
    display: block;
    line-height: 56px;
    margin: 0 auto;
    font-size: 16px;
    color: #fff;
    border-bottom: 1px dashed #fff;
    box-sizing: border-box;
    -ms-box-sizing: border-box;
}
.zuo_53_bottom .button_53:hover{
    background: #f7bf01;
}
.zuo_53_bottom .button_53:hover>a{
    border-bottom: 1px dashed #f7bf01;
    color: #000;
}
.zuo_53_bottom .button_53>.border_none{
    border: none;
}
.zuo_53_bottom .kong_53{
    /* border:1px solid #3e71cc; */
    padding-top: 1px;
    height: 76px;
    background: rgba(214,214,214,0.8);
    background: #d6d6d6\9;
}
.zuo_53_bottom .kong_53>a{
    width: 80%;
    display: block;
    margin: 14px auto 0;
    text-align: center;
    font-size: 14px;
    height: 20px;
    line-height: 20px;
    border-radius: 10px;
}
.zuo_53_bottom .kong_53>.lan{
    color: #fff;
    background: #3e71cc;
}
.zuo_53_bottom .kong_53>.lan:hover{
    color: #000;
    background: #f7bf01;
}
.zuo_53_bottom .kong_53>.huang{
    color: #000;
    background: #f7bf01;
}
.zuo_53_bottom .kong_53>.huang:hover{
    color: #fff;
    background: #3e71cc;
}