Attribute presence and value selectors
Item 1
Item 2
Item 3
Item 4
li[class] { font-size: 200%; } li[class="a"] { background-color: yellow; } li[class~="a"] { color: red; }
<h1>Attribute presence and value selectors</h1> <ul> <li>Item 1</li> <li class="a">Item 2</li> <li class="a b">Item 3</li> <li class="ab">Item 4</li> </ul>