<table>
<tbody>
<tr><td>1</td><td>2</td><td>3</td><td>4</td></tr>
<tr><td>2</td><td>4</td><td>6</td><td>8</td></tr>
<tr><td>3</td><td>6</td><td>9</td><td>12</td></tr>
<tr><td>4</td><td>8</td><td>12</td><td>16</td></tr>
</tbody>
</table>
table {
border-collapse: collapse;
margin: 20px auto;
font-family: Arial, sans-serif;
background-color: #f9f9f9;
box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
}
table td {
padding: 12px;
text-align: center;
border: 1px solid #ddd;
transition: background-color 0.3s ease;
}
table tr:first-child td {
background-color: #4CAF50;
color: white;
font-weight: bold;
}
table tr:first-child td:first-child,
table tr:not(:first-child) td:first-child {
background-color: #4CAF50;
color: white;
font-weight: bold;
}
table tr:nth-child(even) {
background-color: #f2f2f2;
}
table td:hover {
background-color: #e0e0e0;
cursor: pointer;
}
This Pen doesn't use any external CSS resources.
This Pen doesn't use any external JavaScript resources.