html,body{height:100%;margin:0}main{color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;height:100%;font-family:system-ui,sans-serif;transition:background-color .4s;display:flex}h1{text-align:center;text-shadow:0 2px 8px #0000004d;margin:0 16px;font-size:clamp(2rem,8vw,5rem)}