:root { 
            --dark: #111; 
            --red: #e03131; 
            --gray: #f4f4f4; 
        }

        .shipping-container {
            max-width: 900px;
            margin: 40px auto;
            padding: 20px;
            font-family: sans-serif;
            color: var(--dark);
        }

        .shipping-card {
            border: 1px solid #eee;
            border-radius: 15px;
            padding: 30px;
            background: white;
            box-shadow: 0 5px 15px rgba(0,0,0,0.03);
        }

        .shipping-header {
            border-left: 4px solid var(--red);
            padding-left: 15px;
            margin-bottom: 25px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .table-wrapper {
            overflow-x: auto;
        }

        .rates-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            text-align: left;
        }

        .rates-table thead tr {
            background: var(--dark);
            color: white;
        }

        .rates-table th {
            padding: 15px;
            font-weight: bold;
            text-transform: uppercase;
            font-size: 12px;
        }

        /* Rounded corners for the table header */
        .rates-table th:first-child { border-top-left-radius: 10px; }
        .rates-table th:last-child { border-top-right-radius: 10px; }

        .rates-table td {
            padding: 15px;
            border-bottom: 1px solid #eee;
        }

        .rates-table tr:last-child td {
            border-bottom: none;
        }

        .highlight-red {
            color: var(--red);
            font-weight: bold;
        }

        .shipping-note {
            margin-top: 20px;
            padding: 15px;
            background: var(--gray);
            border-radius: 10px;
            font-size: 13px;
            color: #666;
            line-height: 1.5;
        }

        .btn-track {
            display: inline-block;
            background: var(--dark);
            color: white;
            padding: 10px 20px;
            border-radius: 5px;
            text-decoration: none;
            font-weight: bold;
            margin-top: 20px;
            transition: 0.3s;
        }

        .btn-track:hover {
            background: var(--red);
        }