body{margin:0;overflow:hidden;padding:0}.video-background{height:100%;left:0;-o-object-fit:cover;object-fit:cover;position:fixed;top:0;width:100%;z-index:-1}.login-layout{background:url(../back.jpg) 50%/cover no-repeat fixed;min-height:100vh}.content{align-items:center;color:#fff;display:flex;font-family:Arial,sans-serif;font-size:2rem;height:100vh;justify-content:center;position:relative;text-align:center}