<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>文字描边</title>
<style>
#box{
font-size: 50px;
font-weight: 900;
/*只支持 safari chrome*/
-webkit-text-stroke: 1px red;
}
</style>
</head>
<body>
<div id="box">
采菇凉的小蘑菇
</div>
</body>
</html>