/* Hiệu ứng chữ chuyển động 7 màu */
       @keyframes rainbow {
        0% { color: red; }
        14% { color: orange; }
        28% { color: yellow; }
        42% { color: green; }
        57% { color: blue; }
        71% { color: indigo; }
        85% { color: violet; }
        100% { color: red; }
    }

    .rainbow-text {
        font-weight: bold;
        animation: rainbow 3s infinite linear;
        display: flex;
        align-items: center;
    }

    /* Tạo khung cho phim trong navbar */
    .list-group-item {
        display: flex;
        align-items: center;
        border: 1px solid #000000;
        margin-bottom: 5px;
        padding: 10px;
        background-color: #000000;
        color: #000000;
    }

    .list-group-item img {
        width: 40px;
        height: 40px;
        margin-right: 10px;
    }

    .list-group-item span {
        font-size: 16px;
        margin-right: 10px;
        color: white;
    }