#main-alert-ad{position:fixed;top:50%;left:50%;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%);width:13.12rem;height:auto;z-index:1000}
@media only screen and (min-width:1024px) and (max-width:1440px){#main-alert-ad{width:8.96rem}
}
@media only screen and (min-width:0) and (max-width:768px){#main-alert-ad{width:3.2rem;max-height:80%}
}
@media only screen and (min-width:768px) and (max-width:1023.98px){#main-alert-ad{width:6.4rem;max-height:80%}
}
#main-alert-ad a{display:block;width:100%;height:100%}
#main-alert-ad a.nopoint{cursor:default}
#main-alert-ad a img{width:100%;height:100%}
#main-alert-ad .btn{position:absolute;right:.2rem;top:.2rem;min-width:.64rem;height:.32rem;padding:0 .16rem;display:-ms-flexbox;display:flex;-ms-flex-pack:center;justify-content:center;-ms-flex-align:center;align-items:center;border:.01rem solid #fff;box-sizing:border-box;border-radius:.02rem;font-size:.12rem;line-height:.2rem;color:#fff;cursor:pointer}