body {

    margin: 0;
    font-family: Arial;
    background: #111;
    color: white;

    display: flex;
    justify-content: center;
    align-items: center;

    height: 100vh;

}

.container {

    display: flex;
    width: 900px;
    height: 520px;

}

.player {

    width: 55%;
    text-align: center;

}

.album-art img {

    width: 220px;
    height: 220px;
    border-radius: 20px;

}

.song-info h2 {

    margin: 10px 0 0 0;

}

.controls {

    margin-top: 20px;

}

.controls button {

    font-size: 28px;
    margin: 10px;
    padding: 12px;

    border: none;
    border-radius: 10px;

    background: #222;
    color: white;

    cursor: pointer;

}

.controls button:active {

    background: #444;

}

.progress-container input {

    width: 90%;

}

.volume {

    margin-top: 15px;

}


/* PLAYLIST PANEL */

.playlist {

    width: 45%;
    background: #1a1a1a;

    padding: 15px;

    overflow-y: auto;

    border-left: 2px solid #333;

}


/* TABS */

.tabs {

    display: flex;
    margin-bottom: 10px;
    border-bottom: 1px solid #333;

}

.tabs button {

    flex: 1;
    padding: 10px;

    background: #222;
    border: none;

    color: white;

    cursor: pointer;

}

.tabs button.active {

    background: #444;

}


/* TAB CONTENT */

.tab-content {

    display: none;

}

.tab-content.active {

    display: block;

}


/* LISTS */

ul {

    list-style: none;
    padding: 0;
    margin: 0;

}

li {

    padding: 12px;
    border-bottom: 1px solid #333;

    cursor: pointer;

}

li:hover {

    background: #333;

}

li.active {

    background: #444;

}

.back-btn {

    display: none;

    margin-bottom: 10px;
    padding: 8px;

    background: #333;
    border: none;
    color: white;

    cursor: pointer;

    border-radius: 5px;

}

.back-btn:hover {

    background: #444;

}

.breadcrumb {

    padding: 8px 10px;

    font-size: 14px;
    color: #bbb;

    border-bottom: 1px solid #333;

    margin-bottom: 8px;

}

.breadcrumb span {

    color: white;
    font-weight: bold;

}