<h2>Top Full-Width Container</h2>
<p>This is your 1/1 column. Both the column and this text block have 20px padding all around and 0px margins.</p>
<h3>Nested Left (1/2)</h3>
<p>This is the first 1/2 nested column inside the middle container. It has your requested 20px padding.</p>
<h3>Nested Right (1/2)</h3>
<p>This is the second 1/2 nested column inside the middle container.</p>
