body{margin:0;overflow:hidden}canvas{z-index:-1;position:fixed;top:0;left:0}#toolbar{z-index:10;position:relative}.toolbar-inner{flex-wrap:wrap;gap:6px;display:flex}#hint-bar{color:#fff;z-index:10;pointer-events:none;background:#0000008c;border-radius:16px;width:max-content;padding:6px 16px;font-size:13px}#submit-form{z-index:10;position:fixed;bottom:10px;right:10px}.shape-btn{cursor:pointer;background:#fff;border:1px solid #999;border-radius:6px;padding:8px 12px;font-size:14px}.shape-btn.selected{color:#fff;background:#f63;border-color:#f63}#color-picker{cursor:pointer;border:1px solid #999;border-radius:6px;width:40px;height:36px;padding:0}#glass-btn{cursor:pointer;background:#fff;border:1px solid #999;border-radius:6px;padding:8px 12px;font-size:14px}#glass-btn.selected{color:#fff;background:#8cf;border-color:#8cf}#delete-button{cursor:pointer;background:#fff;border:1px solid #999;border-radius:6px;padding:8px 12px;font-size:14px}#delete-button.selected{color:#fff;background:#e63946;border-color:#e63946}