.mp3-playlist {
    max-width: 600px;
    margin: 20px 0;
    font-family: inherit;
}

.mp3-playlist h3 {
    margin: 0 0 15px 0;
    color: #333;
    font-size: 1.4em;
}

.mp3-player {
    margin-bottom: 15px;
}

.mp3-tracklist {
    border: 1px solid #ddd;
    border-radius: 5px;
    overflow: hidden;
}

.mp3-track {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.mp3-track:last-child {
    border-bottom: none;
}

.mp3-track:hover {
    background-color: #f5f5f5;
}

.mp3-track.active {
    background-color: #e3f2fd;
    color: #1976d2;
    font-weight: 500;
}

.track-number {
    font-weight: bold;
    margin-right: 10px;
    min-width: 25px;
    font-size: 0.9em;
    color: #666;
}

.mp3-track.active .track-number {
    color: #1976d2;
}

.track-name {
    flex: 1;
}

.mp3-track:hover .track-name {
    color: #333;
}

/* Responsive */
@media (max-width: 600px) {
    .mp3-playlist {
        max-width: 100%;
    }
    
    .mp3-track {
        padding: 10px 12px;
    }
    
    .track-number {
        min-width: 20px;
        margin-right: 8px;
    }
}