.login{display:flex;height:100vh}.login .box{position:relative;top:50%;transform:translateY(-50%);flex:1}.login .box .btnBox{width:400px;padding:50px 50px;position:relative;top:45%;left:50%;transform:translate(-50%,-70%);border:1px solid grey;border-radius:10px;background:rgba(70,70,70,.5)}.logbox{position:absolute;width:100%;height:100%;background-image:url(../img/bg.93049bcd.gif);kground-size:cover;-webkit-background-size:cover;-o-background-size:cover;background-position:center 0}