html,body{height:100%;margin:0;padding:0}#ui-container{z-index:10;position:absolute;top:20px;left:20px}button{-webkit-backdrop-filter:blur(12px);color:#f8fafc;cursor:pointer;background:#0f172abf;border:1px solid #ffffff1a;border-radius:8px;padding:12px 20px;font-size:.9rem;font-weight:600;transition:all .2s;box-shadow:0 8px 32px #0000005e}button:hover{background:#38bdf833;border-color:#38bdf866;transform:translateY(-1px)}button:active{transform:translateY(0)}