body {
    margin: 0;
    overflow: hidden;
}

#container {
    width: 100vw;
    height: 100vh;
}

#control-panel {
    position: fixed;
    left: 20px;
    top: 20px;
    background: rgba(0, 0, 0, 0.7);
    padding: 20px;
    border-radius: 10px;
    color: white;
    width: 250px;
    backdrop-filter: blur(5px);
}

#control-panel h3 {
    margin: 0 0 15px 0;
    color: #00ffff;
    text-align: center;
}

.control-group {
    margin-bottom: 15px;
}

.control-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

.control-group input[type="range"] {
    width: 100%;
    height: 5px;
    background: #555;
    border-radius: 5px;
    outline: none;
    -webkit-appearance: none;
}

.control-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 15px;
    height: 15px;
    background: #00ffff;
    border-radius: 50%;
    cursor: pointer;
}

.control-group input[type="color"] {
    width: 100%;
    height: 30px;
    border: none;
    border-radius: 5px;
    background: none;
    cursor: pointer;
}