3 <title>CSS3 media query test: relative constraints test using screen and (min-width:
30em). Using style element, css @media rule
</title>
4 <link rel=
"help" href=
"http://www.w3.org/TR/css3-mediaqueries/#width" />
6 <style type=
"text/css">
10 @media screen and
(min-width: 30em) {
19 <p> This text should be green if viewport is wider than
30em.
</p>
21 <div style=
"width: 30em; background-color: lightblue;"> div of length
30 em
</div>
22 <div style=
"width: 800px; background-color: lightblue;"> div of length
800px
</div>