body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #F9F9F9; /* Light gray background */
    color: #333333; /* Dark gray text */
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    flex-direction: column;
}

.container {
    text-align: center;
    width: 90%;
    max-width: 600px;
    padding: 20px;
    background: #FFFFFF; /* White container background */
    border-radius: 12px; /* Rounded corners */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); /* Subtle shadow */
}

h1 {
    margin: 20px 0 30px 0;
    font-size: 4rem;
    font-weight: 600;
    color: #1A73E8; /* Blue accent for title */
}

.track-list {
    background-color: #F2F2F2; /* Slightly darker gray for track list */
    border-radius: 10px;
    padding: 10px;
    margin-top: 20px;
    border: 1px solid #E0E0E0; /* Very light border */
}

ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

li {
    padding: 10px;
    margin: 5px 0;
    cursor: pointer;
    border-radius: 8px; /* Subtle rounded corners */
    transition: background-color 0.2s;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #333333; /* Dark gray text */
}

li:hover {
    background-color: #EAEAEA; /* Subtle hover effect */
}

li.playing {
    background-color: #1A73E8; /* Blue for active track */
    color: #FFFFFF; /* White text for active track */
}

.player {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 20px;
}

audio {
    display: none; /* Hide the default audio player */
}

.player-controls {
    display: flex;
    gap: 20px;
    margin-bottom: 10px;
}

button {
    background-color: #F2F2F2; /* Light gray buttons */
    border: 1px solid #E0E0E0; /* Light gray border */
    border-radius: 50%; /* Circular buttons */
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); /* Subtle button shadow */
}

button i {
    font-size: 1.5rem;
    color: #1A73E8; /* Blue icons */
}

button:hover {
    background-color: #EAEAEA; /* Slightly darker hover effect */
    transform: scale(1.1); /* Subtle scaling effect */
}

.progress-container {
    position: relative;
    width: 100%;
    height: 8px;
    background: linear-gradient(to right, #D0D0D0, #E0E0E0); /* Subtle gradient */
    cursor: pointer;
    margin-bottom: 10px;
    border-radius: 4px;
}

.progress {
    width: 0;
    height: 100%;
    background: #1A73E8; /* Blue progress bar */
    border-radius: 4px; /* Rounded progress bar */
}

.time-display {
    font-size: 1rem;
    margin-top: 10px;
    color: #9c9c9c; /* Match your existing color scheme */
    display: flex;
    justify-content: center;
    gap: 5px;
}