Kod:
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Untitled Document</title>
<style>
.kutu{
width: 20px;
height: 20px;
background-color: orange;
float: left;
margin: 1px;
padding: 25px;
}
</style>
</head>
<body>
<?php
for($i=1;$i<=20;$i++){
?>
<div class="kutu"><?php echo "$i" ?></div>
<?php
}
?>
</body>
</html>