#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center;font-family:Arial}#page{background:#f6f6f6;height:100%;width:100%;position:fixed;top:0;left:0}.dot{background:red;display:block;height:10px;width:10px;position:absolute;top:20%;left:10%}.buttonApp{margin-top:1rem;display:inline-block;margin-left:1rem}