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<title>W3.CSS</title>
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  <p>Flat Design often uses colors we know from marketing, road signs, and sticky notes:</p>
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    <div class="w3-quarter">
      <div class="w3-container w3-red w3-center"><p>Red</p></div>
      <div class="w3-container w3-green w3-center"><p>Green</p></div>
      <div class="w3-container w3-blue w3-center"><p>Blue</p></div>
      <div class="w3-container w3-black w3-center"><p>Black</p></div>
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    <div class="w3-quarter">
      <div class="w3-container w3-pink w3-center"><p>Pink</p></div>
      <div class="w3-container w3-teal w3-center"><p>Teal</p></div>
      <div class="w3-container w3-indigo w3-center"><p>Indigo</p></div>
      <div class="w3-container w3-brown w3-center"><p>Brown</p></div>
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    <div class="w3-quarter">
      <div class="w3-container w3-orange w3-center"><p>Orange</p></div>
      <div class="w3-container w3-cyan w3-center"><p>Cyan</p></div>
      <div class="w3-container w3-purple w3-center"><p>Purple</p></div>
      <div class="w3-container w3-grey w3-center"><p>Grey</p></div>
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    <div class="w3-quarter">
      <div class="w3-container w3-yellow w3-center"><p>Yellow</p></div>
      <div class="w3-container w3-lime w3-center"><p>Lime</p></div>
      <div class="w3-container w3-khaki w3-center"><p>Khaki</p></div>
      <div class="w3-container w3-light-grey w3-center"><p>Light Grey</p></div>
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