CSS 实现必填项前/后添加红色星号
2021-08-12 本文已影响0人
jesse28
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<style>
.xrequired:before {
content: '* ';
color: red;
vertical-align: middle;
display: inline-block;
}
</style>
<span class="xrequired">孙叫兽 : </span>
<input type="text" value="" />
</body>
</html>
