HTML+CSS Easy to Get Started with Pseudo-Class Selector
Pseudo-class selector
Why is it called a pseudo-class selector? It allows setting of tags (some state of the tag) that do not exist in html
Grammar: a:hover{
#
new file
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>伪类选择器</title>
<style type="text/css">
div:hover{
color:red;
}
</style>
</head>
<body>
<div>中华民族</div>
</html>
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