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                <!-- This demo uses flex grid but you can use float grid too -->

<div class="row">
  <div class="columns">
    <h2>Visibility Classes</h2>
    <p>Show or Hide elements based on screen size or device orientation. You can also use visibility classes to control which elements users see depending on their browsing environment.</p>
    <div class="callout primary">
      <p>Visibility classes use <code>!important</code> to ensure they aren't overriden by more specific selectors. This framework conscientiously avoids using <code>!important</code> declarations. This is one of the few components that does.</p>
    <div class="callout warning">
      <p>There are no classes to detect touchscreen devices, as both desktop and mobile browsers inconsistently report touch support. Learn more here: <a href="">You Can't Detect a Touchscreen</a></p>

<div class="row">
  <div class="columns">
    <p>You are on a small screen or larger.</p>
    <p class="show-for-medium">You are on a medium screen or larger.</p>
    <p class="show-for-large">You are on a large screen or larger.</p>
    <p class="show-for-small-only">You are <em>definitely</em> on a small screen.</p>
    <p class="show-for-medium-only">You are <em>definitely</em> on a medium screen.</p>
    <p class="show-for-large-only">You are <em>definitely</em> on a large screen.</p>

    <p class="hide-for-medium">You are <em>not</em> on a medium screen or larger.</p>
    <p class="hide-for-large">You are <em>not</em> on a large screen or larger.</p>
    <p class="hide-for-small-only">You are <em>definitely not</em> on a small screen.</p>
    <p class="hide-for-medium-only">You are <em>definitely not</em> on a medium screen.</p>
    <p class="hide-for-large-only">You are <em>definitely not</em> on a large screen.</p>
    <p class="hide">Can't touch this.</p>

    <p class="invisible">Can sort of touch this.</p>

    <p class="show-for-landscape">You are in landscape orientation.</p>
    <p class="show-for-portrait">You are in portrait orientation.</p>

    <p class="show-for-sr">This text can only be read by a screen reader.</p>
    <p>There's a line of text above this one, you just can't see it.</p>

    <p aria-hidden="true">This text can be seen, but won't be read by a screen reader.</p>

    <p><a class="show-on-focus" href="#mainContent">Skip to Content</a></p>
    <header id="header" role="banner">
    <main id="mainContent" role="main" tabindex="0">



                /* Demo Styles */

body {
  padding: 2rem 1rem;