Style Bulk Discount Table

Style bulk discount table for improved presentation.

// Style Bulk Discount Table
add_action('wp_head', function () {
    ?>
        <style type="text/css">
            .awdr-bulk-customizable-table table, 
            .awdr-bulk-customizable-table td,
            .awdr-bulk-customizable-table th {
                border: 1px solid black !important;
                padding: 4px 8px;
            }
            .awdr-bulk-customizable-table table {
                border-collapse: collapse !important;
            }
        </style>
    <?php 
});