.btn{position:absolute;right:20px;bottom:10px}.div1{width:70%;margin:0 auto}@media screen and (max-width:600px){.div1{width:92%;margin:0 auto}}.preview{width:100%;height:100%;padding:0;margin:0;overflow:hidden}.preview .ivu-modal-body{background:url(../img/login-bg.b3707239.jpg) no-repeat;background-size:100% 100%;background-size:cover;background-position:50%}.preview .ivu-modal-body .div1{opacity:.9}.posAbBtn{position:absolute;right:.2rem;bottom:10%}.posAbBtn a{padding-top:5px;display:block;width:90px;height:90px;background-color:#fff;border-radius:10px}.posAbBtn a .ivu-icon{display:block;font-size:46px}.posAbBtn a span{display:block;font-size:14px;line-height:8px;text-align:center;color:#000}.posAbBtn a:first-child{margin-bottom:10px}.posAbBtn a:last-child{margin-top:10px}.loginText{font-size:24px;display:block;padding:5px}