<!DOCTYPE html>
<link rel="author" title="Sergio Villar Senin" href="mailto:svillar@igalia.com">
<style>
div {
    width: 50px;
    height: 50px;
}
span {
    display: block;
    border: 5px solid black;
}
</style>
<p>Test passes if there is a white square inside a 10x30 white box.</p>
<div>
    <span style="width: 10px; height: 30px;">
	    <span style="padding: 10px;"></span>
    </span>
<div>