<canvas class='c'></canvas>
<canvas class='c'></canvas>
<canvas class='c'></canvas>

<section class='controls'>
  <label for='curve-order'>Curve order:</label>
  <input type='range' min='1' max='10' value='3' id='curve-order' step='1'/>

  <label for='animation-duration'>Animation duration:</label>
  <input type='range' min='2' max='32' value='10' id='animation-duration'/>

  <label for='pause-duration'>Pause duration:</label>
  <input type='range' min='0' max='5' value='2' id='pause-duration'/>

  <button class='toggle'>Toggle controls</button>
</section>