li>
  <li><code>border</code>: Border color of box shaped components.</li>
  <li><code>borderCheckbox</code>: Border color of CheckBox.</li>
  <li><code>borderLabel</code>: Line color of parameter section
  label.</li>
  <li><code>unfocused</code>: Color to fill unfocused components.
  Currently, only used for knobs.</li>
  <li><code>highlightMain</code>: Color to indicate focus is on a
  component. Highlight colors are also used for value of slider
  components (BarBox and VSlider).</li>
  <li><code>highli