.p-3 {
        padding: 0rem !important;
    }

 
      .tieudetl{
    text-align: center;
    color: #000;
    font-size: 14px;
    font-weight: bold;
    }
    
    .titletieude {
    font-size: 16px;
    color: #c00;
    text-align: center;
    font-weight: bold;
    padding-top: 11px;
    height: 33px;
    line-height: 18px;
    }

    .pinBox {
        position: sticky;
        top: 90px;
        max-height: 100vh;
        /* overflow-y: auto; */
    }

    .bgphantranga {
     padding: 10px;
    border-radius: 5px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin: auto;
    margin-top: 30px;
    margin-bottom: 20px;
    }

    .phantrang {
        font-family: Arial, sans-serif;
        font-size: 14px;
        color: #333;
    }

    .phantrang a {
        text-decoration: none;
        color: #007bff;
        margin: 0 5px;
        padding: 5px 10px;
        border: 1px solid #ddd;
        border-radius: 4px;
        transition: background-color 0.3s, color 0.3s;
    }

    .phantrang a:hover {
        background-color: #007bff;
        color: #fff;
    }

    .phantrang .current {
        font-weight: bold;
        color: #fff;
        background-color: #007bff;
        padding: 5px 10px;
        border-radius: 4px;
        margin: 0 5px;
    }

    .phantrang .back,
    .phantrang .next {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .phantrang .back i,
    .phantrang .next i {
        font-size: 12px;
        margin: 0 2px;
    }

    .phantrang .back:hover,
    .phantrang .next:hover {
        background-color: #0056b3;
        color: #fff;
        cursor: pointer;
    }

    @media (max-width: 991px) {
        .pinBox {
            display: none !important;
        }
    }