book_admin/public/assets/css/frontend/float_pop.css

.pop-box{
    width: 100%;
    height: 100%;
    z-index: 999;
    top: 0;
    position: fixed;
    background: rgba(0, 0, 0, 0.7);
}
.pop-main{
    width: 262px;
    height: 262px;
    position: relative;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    -moz-transform: translateX(-50%) translateY(-50%);
    -ms-transform: translateX(-50%) translateY(-50%);
    -webkit-transform: translateX(-50%) translateY(-50%);
    -o-transform: translateX(-50%) translateY(-50%);
}
.pop-one{
    background: url('../../img/float_pop/pop_one.png') no-repeat center center/100% 100%;
    width: 100%;
    height: 0.45rem;
    text-align: center;
    line-height: 0.45rem;
    font-family:PingFang-SC-Bold,PingFang-SC;
    font-weight:bold;
    color:rgba(255,255,255,1);
    font-size:21px;
    overflow: hidden;
}
.pop-two{
    background: url('../../img/float_pop/pop_default.png') no-repeat center center/100% 100%;
    height: 215px;
}
.pop-box-close{
    width: 0.3rem;
    height: 0.3rem;
    background: url('../../img/float_pop/pop_close.png') no-repeat center center/100% 100%;
    position: absolute;
    left: 0;
    right: 0;
    margin: auto;
    bottom: -0.5rem;
}