The :active CSS pseudo-class represents an element (such as a button) that is being activated by the user. When using a mouse, "activation" typically starts when the user presses down the primary mouse button.
/* Selects any <a> that is being activated */
a:active {
color: red;
} The :active pseudo-class is commonly used on <a> and <button> elements. Other common targets of this pseudo-class include elements that contain an activated element, and form elements that are being activated through their associated <label>.
Styles defined by the :active pseudo-class will be overridden by any subsequent link-related pseudo-class (:link, :hover, or :visited) that has at least equal specificity. To style links appropriately, put the :active rule after all other link-related rules, as defined by the LVHA-order: :link — :visited — :hover — :active.
:active pseudo-class must only apply to the primary button; on right-handed mice, this is typically the leftmost button.:active
<p>This paragraph contains a link: <a href="#">This link will turn red while you click on it.</a> The paragraph will get a gray background while you click on it or the link. </p>
a:link { color: blue; } /* Unvisited links */
a:visited { color: purple; } /* Visited links */
a:hover { background: yellow; } /* Hovered links */
a:active { color: red; } /* Active links */
p:active { background: #eee; } /* Active paragraphs */ <form> <label for="my-button">My button: </label> <button id="my-button" type="button">Try Clicking Me or My Label!</button> </form>
form :active {
color: red;
}
form button {
background: white;
} | Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of ':active' in that specification. | Living Standard | |
| Selectors Level 4 The definition of ':active' in that specification. | Working Draft | No change. |
| Selectors Level 3 The definition of ':active' in that specification. | Recommendation | No change. |
| CSS Level 2 (Revision 1) The definition of ':active' in that specification. | Recommendation | No change. |
| CSS Level 1 The definition of ':active' in that specification. | Recommendation | Initial definition. |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 1 | Yes | 1 | 4 | 5 | 1 |
Non-a element support |
1 | Yes | 1 | 8 | 7 | 1 |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | 1 | ? | Yes | 4 | 6 | 1 | ? |
Non-a element support |
1 | ? | Yes | 4 | ? | Yes
|
? |
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https://developer.mozilla.org/en-US/docs/Web/CSS/:active