title: Which are the correct classes for responsive visibility in Semantic-UI?
body: <p>I am new with semantic-UI and i love with the framework. They have vast of helpful documentation though, and more so confusing thing.</p>
  <p>How does the Responsive visibility work?</p>
  <p>There are the <code>mobile only  tablet only small monitor onlylarge monitor only</code> for the container... and some of the code, I found that there was <code>computer only, device only</code> ? What are the difference? thank you.</p>