html css伪元素标签（二）灵活
16lz
2021-01-22
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<style type="text/css">
/*段落首字母*/
p:first-letter{
background-color:#993300;
}
/*段落悬停时*/
P:hover{
background-color:#3333FF;
}
/* input输入框聚焦时*/
input:focus{
background-color:#CC6633;
}
</style>
</head>
<body>
<input type="text" />
<p>这是一个段落</p>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<style type="text/css">
/*段落首字母*/
p:first-letter{
background-color:#993300;
}
/*段落悬停时*/
P:hover{
background-color:#3333FF;
}
/* input输入框聚焦时*/
input:focus{
background-color:#CC6633;
}
</style>
</head>
<body>
<input type="text" />
<p>这是一个段落</p>
</body>
</html>