div.input-color-swatch {
  /* This should match the styling for ::-moz-color-swatch in forms.css. */
  width: 100%;
  height: 100%;
  min-width: 3px;
  min-height: 3px;
  box-sizing: border-box;
  border: 1px solid grey;
  display: block;
  background-color: #000000; /* default color for input type color */
}

button.input-color {
  width: 64px;
  height: 32px;
  padding: 4px; /* widget-supplied padding */
}