<!DOCTYPE html>
<html>
  <link rel='stylesheet' type='text/css' href='style.css'>
  <style>
    div:nth-child(1) > .progress-bar { width: 100%; }
    div:nth-child(2) > .progress-bar { width: 0%; }
    div:nth-child(3) > .progress-bar { width: 10%; }
    div:nth-child(4) > .progress-bar { width: 50%; }
    div:nth-child(5) > .progress-bar { width: 0%; }
    div:nth-child(6) > .progress-bar { width: 100%; }
    div:nth-child(7) > .progress-bar { width: 42%; }
    div:nth-child(8) > .progress-bar { width: 100%; }
    div:nth-child(9) > .progress-bar { width: 100%; }
    div:nth-child(10) > .progress-bar { width: 10%; }
  </style>
  <body>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
    <div class="progress-element">
      <div class="progress-bar">
      </div>
    </div>
  </body>
</html>