.dev-bh-product-info, .dev-bh-qr-check {
        margin: 20px auto;
        padding: 20px;
        border: 1px solid #ddd;
        border-radius: 8px;
        background-color: #fff;
        max-width: 900px;
    }
    .dev-bh-product-info table, .dev-bh-qr-check table, .dev-bh-qr-table {
        width: 100%;
        border-collapse: collapse;
        margin: 10px 0;
        font-family: Arial, sans-serif;
    }
    .dev-bh-product-info th, .dev-bh-product-info td, .dev-bh-qr-check th, .dev-bh-qr-check td {
        padding: 12px;
        border: 1px solid #ddd;
        text-align: left;
    }
    .dev-bh-product-info th, .dev-bh-qr-check th {
        background-color: #f2f2f2;
        font-weight: bold;
    }
    .wp-list-table img, .dev-bh-product-info img {
        display: block;
        max-width: 100px;
        height: auto;
    }
    .dev-bh-qr-check input[type='text'], .dev-bh-qr-check input[type='number'] {
        width: 100%;
        padding: 8px;
        border: 1px solid #ccc;
        border-radius: 4px;
    }
    .dev-bh-qr-check .button-primary {
        background-color: #0073aa;
        border-color: #006799;
        padding: 5px 10px;
        font-size: 14px;
        border-radius: 5px;
    }
    .updated, .error {
        padding: 10px;
        margin: 10px 0;
        border-radius: 4px;
    }
    .updated {
        background-color: #dff0d8;
        border: 1px solid #d6e9c6;
        color: #3c763d;
    }
    .error {
        background-color: #f2dede;
        border: 1px solid #ebccd1;
        color: #a94442;
    }
    .dev-bh-qr-link {
        color: #0073aa;
        text-decoration: none;
        font-weight: bold;
    }
    .dev-bh-qr-link:hover {
        text-decoration: underline;
    }
    .tablenav .tablenav-pages {
        margin-top: 20px;
        text-align: center;
    }
    .tablenav .tablenav-pages a, .tablenav .tablenav-pages span {
        padding: 5px 10px;
        margin: 0 2px;
        border: 1px solid #ddd;
        background-color: #f7f7f7;
        text-decoration: none;
        color: #0073aa;
    }
    .tablenav .tablenav-pages a:hover {
        background-color: #0073aa;
        color: #fff;
        border-color: #006799;
    }
    .tablenav .tablenav-pages .current {
        background-color: #0073aa;
        color: #fff;
        border-color: #006799;
    }
    table.dev-bh-qr-table td:first-child, th:first-child {
        padding-left: 15px !important;
    }
    .wrap.dev-bh-qr-check h1 {
        background: red;
        padding: 10px;
        font-size: 18px;
        color: #fff;
        text-align: center;
        border-radius: 5px;
    }
    table.dev-bh-qr-table th:first-child {
        width: 50%;
    }
    .wrap.dev-bh-qr-check h2 {
        padding-top: 25px;
        padding-bottom: 15px;
        font-size: 18px;
        text-transform: uppercase;
    }
    .box-form-check-bh {
        background-color: #f9f9f9;
        border-radius: 8px;
        border: 1px solid #ddd;
        margin: 0 auto;
        font-family: Arial, sans-serif;
        overflow: hidden;
        margin-top: 20px;
    }

    .box-form-check-bh p {
        margin: 0;
        padding: 12px 15px;
        border-bottom: 1px solid #eee;
        font-size: 16px;
        line-height: 1.5;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .box-form-check-bh p:nth-child(odd) {
        background-color: #f5f5f5;
    }

    .box-form-check-bh p:nth-child(even) {
        background-color: #ffffff;
    }

    .box-form-check-bh p:last-child {
        border-bottom: none;
    }

    .box-form-check-bh p strong {
        color: #333;
        font-weight: 600;
        width: 40%;
    }

    .box-form-check-bh p span {
        color: #555;
        width: 60%;
        text-align: right;
    }