#musicPlayer {
    min-width: 60%;
    position: fixed;
    bottom: 2.5%;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(255, 255, 255, 0.9);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    color: white;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    box-shadow: 0 0px 40px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

#controls {
    display: flex;
    align-items: center;
    justify-content: center;
}

#musicPlayer button {
    max-width: 56px;
    min-width: 48px;
    background: none;
    border: none;
    border-radius: 100px;
    color: rgb(129, 129, 129);
    padding: 5px 10px;
    margin: 0 10px;
    cursor: pointer;
    font-size: 16px;
    transition: color 0.3s;
}

#progressContainer {
    margin-top: 10px; /* 為進度條提供一些上方間距 */
    width: 100%; /* 或根據需要調整 */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: rgb(129, 129, 129);
    font-size: small;
}

#musicPlayer button:hover {
    color: #000000; /* Spotify 綠色 */
}

#volumeControl {
    width: 100px;
    margin: 0 10px;
}

#progressBar {
    filter: grayscale(100%);
    width: 90%;
}

#musicPlayer button.active-mode {
    background-color: #6e6e6e4b; /* 绿色背景 */
    color: rgb(0, 0, 0); /* 白色文字 */
}

@media screen and (max-width: 479px) {
    #musicPlayer {
        width: 95%;
        position: fixed;
        bottom: 2.5%;
        left: 50%;
        transform: translateX(-50%);
        background-color: rgba(255, 255, 255, 0.9);
        -webkit-backdrop-filter: blur(10px);
        backdrop-filter: blur(10px);
        color: white;
        padding: 12px 24px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 16px;
        box-shadow: 0 0px 40px rgba(0, 0, 0, 0.3);
        z-index: 1000;
    }
}