xxxxxxxxxx
<section>
<h2>col1</h2></section>
<section>
<h2>col2</h2></section>
<footer>
<!--add validation for html5 and css3; find the code in ex 1, 2, 3 r 4 instructions; add target="_blank" in the link <a> tag so that the browers opens a new page with the validation results-->
</footer>