Property appearance

The appearance CSS property is used to display UI
elements with platform-specific styling, based on
the operating system’s theme.

Syntax

/* CSS Basic User Interface Module Level 4 values */
appearance: none;
appearance: auto;
appearance: menulist-button;
appearance: textfield;

/* Global values */
appearance: inherit;
appearance: initial;
appearance: revert;
appearance: revert-layer;
appearance: unset;

/* <compat-auto> values have the same effect as 'auto' */
appearance: button;
appearance: checkbox;

Values

none
Hides certain features of widgets, such as arrow displayed in select element, indicating that list can be expanded.

auto
Acts as none on elements with no special styling.

<compat-special>
One of menulist-button or textfield. Both of these values are equivalent to auto on elements with no special styling.

<compat-auto>
Possible values are button, checkbox, listbox, menulist, meter, progress-bar, push-button, radio, searchfield, slider-horizontal, square-button, and textarea. Keywords which are the equivalent of auto for maintaining compatibility with older browsers.

Examples

<input type="checkbox" />
<input type="checkbox" checked />

<select>
  <option>default</option>
  <option>option 2</option>
</select>
<select class="none">
  <option>appearance: none</option>
  <option>option 2</option>
</select>
input {
  appearance: none;
  width: 1em;
  height: 1em;
  display: inline-block;
  background: red;
}
input:checked {
  border-radius: 50%;
  background: green;
}

select {
  border: 1px solid black;
  font-size: 1em;
}

select.none {
  appearance: none;
}