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<h2>Fill the Remaining Width</h2>
<p>The <b>w3-rest</b> class fills the space left after floated columns.</p>
<p>Place the floated columns before the w3-rest element in the HTML.</p>
<p>Resize the window. The side columns keep their specified widths while the remaining area changes.</p>

<div class="w3-row">
  <div class="w3-quarter w3-container w3-red"><p>quarter</p></div>
  <div class="w3-half">
    <div class="w3-row">
      <div class="w3-col w3-container w3-blue" style="width:20%"><p>80px</p></div>
      <div class="w3-rest w3-container w3-green"><p>w3-rest</p></div>
    </div>
  </div>
  <div class="w3-quarter w3-container w3-purple"><p>quarter</p></div>
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<br>

<div class="w3-row">
  <div class="w3-quarter w3-container w3-red"><p>quarter</p></div>
  <div class="w3-quarter w3-container w3-purple"><p>quarter</p></div>
  <div class="w3-half">
    <div class="w3-row">
      <div class="w3-col w3-container w3-blue" style="width:35%"><p>35%</p></div>
      <div class="w3-rest w3-container w3-green"><p>w3-rest</p></div>
    </div>
  </div>
</div>

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