<main>
<input id="tab1" type="radio" name="tabs" checked>
<label for="tab1">Codepen</label>
<input id="tab2" type="radio" name="tabs">
<label for="tab2">Dribbble</label>
<input id="tab3" type="radio" name="tabs">
<label for="tab3">Dropbox</label>
<input id="tab4" type="radio" name="tabs">
<label for="tab4">Drupal</label>

<section id="content1">
 <main>

<input id="tab5" type="radio" name="tabs" checked>
<label for="tab5">Codepen</label>

<input id="tab6" type="radio" name="tabs">
<label for="tab6">Dribbble</label>

<input id="tab7" type="radio" name="tabs">
<label for="tab7">Dropbox</label>

<input id="tab8" type="radio" name="tabs">
<label for="tab8">Drupal</label>

<section id="content5">
<p>
5
</p>
<p>
5
</p>
</section>

<section id="content6">
  <p>
6
</p>
<p>
6
   </p>
  </section>

 <section id="content7">
  <p>
 asdf
  </p>
 asdf
</section>

<section id="content8">
 <p>
 8
</p>
<p>
 8
</p>
</section>

 </main>
</section>

<section id="content2">
  <p>
2
   </p>
 <p>
 2
  </p>
</section>

<section id="content3">
  <p>
 3
 </p>
 <p>
   3
   </p>
 </section>
  <section id="content4">
 <p>
  4
 </p>
 <p>
 4
 </p>
  </section>
  </main>