html_class4_colgrouptag.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>html_class4_colgrouptag.html</title>
    <style>
        .special
        {
            background-color: pink;
        }
    </style>
</head>
<body>
    <table border="1">
        <colgroup>
            <col>
            <col span="2" class="special">
        </colgroup>
        <thead>
            <tr>
                <th>Name</th>
                <th>Age</th>
                <th>Salary</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>Shanti</td>
                <td>18</td>
                <td>7000</td>
            </tr>
            <tr>
                <td>Ajay</td>
                <td>23</td>
                <td>10000</td>
            </tr>
        </tbody>
    </table>
</body>
</html>