#backcont{position:relative;min-height:100vh;overflow:hidden}#backcont:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background-image:url(../img/beijing.4a51dd55.jpg);background-attachment:fixed;background-repeat:no-repeat;background-size:cover;-webkit-background-size:cover;-moz-background-size:cover;opacity:.7;z-index:-1}.meituan-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:10}.login-cont{width:550px;height:350px;background:hsla(0,0%,100%,.6);border-radius:5px;box-shadow:5px 5px 10px rgba(0,0,0,.3)}.meituan-title{display:flex;align-items:center;justify-content:center;color:#000;font-size:30px;padding-top:30px;font-family:Arial,Helvetica,sans-serif}.logo-img{width:60px;height:auto;margin-right:15px}.meituan-user{width:400px;margin:0 auto;padding-top:30px;height:40px;display:flex;align-items:center}.meituan-user p{width:50px;color:#000;font-size:20px}.inptflex{flex:1}.inptflex:hover{flex:1;box-shadow:5px 5px 10px rgba(0,0,0,.3)}.meituan-btn{width:200px;display:flex;align-items:center;justify-content:center;margin:20px auto 0 auto;font-size:16px}