.bg_flex{
    top:0rem; position: fixed;background: rgba(0,0,0,.5);width: 100%; height: 100%;z-index: 1000;display: flex;  justify-content: center;  align-items: center;
}
.bg_flex>div{
    position: relative; width:22.5rem;height:19.8rem;background: #fff; border-radius:14px
}
.body_div img:nth-child(1){height: 11.5rem;display: block; width:10.3rem;margin:0 auto;margin-top: -4.2rem }
.body_div p{
    text-align: center
}
.body_div p:nth-child(2){
    color:rgb(255, 87, 34) ;font-weight: bold;font-size: 1.72rem;padding-top: .2rem
}
.body_div p:nth-child(3){
    color:rgb(125, 125, 125) ;font-size: 1rem;margin-top: .2rem
}
.body_div p:nth-child(4){
    color:#fff ;font-size: 1.42rem;font-weight: bold; width:15.2rem;text-align: center;line-height:3.5rem;border-radius: 3.5rem;
    background: linear-gradient(45deg, #000, #f00 50%, #090);
    margin: 0 auto;
    margin-top: 1.2rem ;
}
.body_div p:nth-child(5){
    margin-top: .5rem;color: rgb(125,125,125);font-size:.86rem
}
.close-img{
    position: absolute;bottom: -3rem;left: 50%;margin-left: -1.25rem
}