.controls{position:absolute;top:20px;left:20px;z-index:1000;display:flex;gap:10px}button{padding:10px 20px;background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.5);border-radius:8px;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);cursor:pointer;transition:all .3s ease}button:hover{background:#fff6;transform:translateY(-2px)}