:first-child
Baseline Widely available *
This feature is well established and works across many devices and browser versions. It’s been available across browsers since Juli 2015.
* Some parts of this feature may have varying levels of support.
Die :first-child CSS Pseudo-Klasse repräsentiert das erste Element innerhalb einer Gruppe von Geschwisterelementen.
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p { font-weight: bold; } li:first-child { border: 2px solid orange; } <p>Track & field champions:</p> <ul> <li>Adhemar da Silva</li> <li>Wang Junxia</li> <li>Wilma Rudolph</li> <li>Babe Didrikson-Zaharias</li> <li>Betty Cuthbert</li> <li>Fanny Blankers-Koen</li> <li>Florence Griffith-Joyner</li> <li>Irena Szewinska</li> <li>Jackie Joyner-Kersee</li> <li>Shirley Strickland</li> <li>Carl Lewis</li> <li>Emil Zatopek</li> <li>Haile Gebrselassie</li> <li>Jesse Owens</li> <li>Jim Thorpe</li> <li>Paavo Nurmi</li> <li>Sergei Bubka</li> <li>Usain Bolt</li> </ul> Syntax
css
:first-child { /* ... */ } Beispiele
Einfaches Beispiel
HTML
html
<div> <p>This text is selected!</p> <p>This text isn't selected.</p> </div> <div> <h2>This text isn't selected: it's not a `p`.</h2> <p>This text isn't selected.</p> </div> CSS
css
p:first-child { color: lime; background-color: black; padding: 5px; } Ergebnis
Styling einer Liste
HTML
html
<ul> <li>Item 1</li> <li>Item 2</li> <li> Item 3 <ul> <li>Item 3.1</li> <li>Item 3.2</li> <li>Item 3.3</li> </ul> </li> </ul> CSS
css
ul li { color: blue; } ul li:first-child { color: red; font-weight: bold; } Ergebnis
Spezifikationen
| Specification |
|---|
| Selectors Level 4 # first-child-pseudo |
Browser-Kompatibilität
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