.login-wrap{position:relative;width:100vw;height:100vh;background-color:#f9f9f9}.ms-title{position:absolute;top:-50px;width:100%;line-height:50px;text-align:center;font-size:20px}.ms-login{position:absolute;left:0;top:0;right:0;bottom:0;width:400px;height:220px;margin:auto;border-radius:5px;background:#fff;overflow:visible;border:1px solid #bbb}.ms-content{padding:30px 30px}.login-btn button{width:100%}