Would this solution be good for you? DEMO
Html
<article id='Focus'>
<h1 id='main'>Focus</h1>
<br/>
<article id='Tell'>
<h1>Tell</h1>
</article>
<article id='NStart'>
<h1>NStart</h1>
</article>
<article id='FSB'>
<h1>pppp</h1>
</article>
</article>
CSS
article {
width:33%;
float:left;
text-align:center;
}
#Focus {
width:100%;
}