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hover pseudo-class selection definition and usage
- 高洛峰Original
- 2016-10-29 10:21:272140browse
Definition and usage of pseudo-class selector E:hover:
Set the style of an element when its mouse is hovered.
E elements can be selected through other selectors, such as class selectors, id selectors, type selectors, etc.
Special note: IE6 does not support this selector, but it can support :hover of the a element, that is, it only supports :hover of the a element selected through the type selector.
Grammar structure:
E:hover{ Rules }
Browser support:
IE browser supports this selector.
Firefox supports this selector.
Google Chrome supports this selector.
opera browser supports this selector.
Example code:
<!DOCTYPE html>
<html>
<head>
<meta charset=" utf-8">
<meta name="author" content="http://www.manongjc.com/article/1323.html" />
<title>CSS教程</title>
<style type="text/css">
#div:hover{color:#F60;}
.js:hover{color:green;}
</style>
</head>
<body>
<ul>
<li><a href="#">html专区</a></li>
<li><a href="#" id="div">div+css专区</a></li>
<li><a href="#" class="js">javascript专区</a></li>
<li><a href="#">Jquery专区</a></li>
</ul>
</body>
</html>Use the type selector to set the pre-access style of the hyperlink.
<!DOCTYPE html>
<html>
<head>
<meta charset=" utf-8">
<meta name="author" content="http://www.manongjc.com/article/1323.html" />
<title>CSS教程</title>
<style type="text/css">
#div:hover{color:#F60;}
.js:hover{color:green;}
</style>
</head>
<body>
<ul>
<li><a href="#">html专区</a></li>
<li><a href="#" id="div">div+css专区</a></li>
<li><a href="#" class="js">javascript专区</a></li>
<li><a href="#">Jquery专区</a></li>
</ul>
</body>
</html>Set the style of a hyperlink on mouseover via class selector and id selector. Not supported in IE6.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="http://www.manongjc.com" />
<title>码农教程</title>
<style>
div {
width:100px;
height:50px;
background:#ccc;
}
div:hover {
background:green;
}
</style>
</head>
<body>
<div></div>
</body>
</html>The above code can change the background color of a div when the mouse is hovering over it. It also shows that the :hover pseudo-class is not just a scope link to the a element.