body{margin:0}.logout{background:#000;width:100%;height:100vh;display:flex;color:#fff;justify-content:center;align-items:center;font-size:32px;font-weight:lighter;font-family:sans-serif}.btn{background-color:#000;color:azure;text-align:center;width:200px;height:40px;line-height:40px;cursor:pointer}