<h1>This is Open Sans</h1>
<p>Nullam in dui mauris. Vivamus hendrerit arcu sed erat molestie vehicula. Sed auctor neque eu tellus rhoncus ut eleifend nibh.<p>
body {
  background: #efefef;
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  line-heught: 24px;
  padding: 50px;
}

h1 {
  font-size: 30px;
  line-height: 45px;
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.