<!DOCTYPE html>
<html>
<head>
<style>
table, th, td {
border: 1px solid white;
border-collapse: collapse;
}
th, td {
background-color: #96D4D4;
}
</style>
</head>
<body>
<h2>Table With Invisible Borders</h2>
<p>Style the table with white borders and a background color of the cells to make the impression of invisible borders.</p>
<table style="width:100%">
<tr>
<th>Firstname</th>
<th>Lastname</th>
<th>Age</th>
</tr>
<tr>
<td>Jill</td>
<td>Smith</td>
<td>50</td>
</tr>
<tr>
<td>Eve</td>
<td>Jackson</td>
<td>94</td>
</tr>
<tr>
<td>John</td>
<td>Doe</td>
<td>80</td>
</tr>
</table>
</body>
</html>