*{box-sizing:border-box}html{background-color:#000}body{margin:0}audio{display:none}.container{align-items:center;display:flex;height:100dvh;justify-content:center;padding:10vh 10vw}button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:5vw;font-size:5vw;height:100%;width:100%}