body {
    margin: 0;
    padding: 0;
    color: #e0e0e0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #000;
    box-sizing: border-box;
}

#player {
    width: 487px;
    height: 274px;
    border-radius: 6px;
    border: 1px solid #191919;
}

.controls {
    margin-top: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
}

.controls button {
    background: linear-gradient(145deg, #333, #222);
    border: none;
    border-radius: 50%;
    padding: 4px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

.controls button img {
    width: 30px;
    height: 30px;
}

.controls button:hover {
    background: linear-gradient(145deg, #222, #111);
    box-shadow: 0 6px 12px rgba(10, 10, 10, 0.8);
}

.controls button:active {
    transform: scale(0.95);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}