<!DOCTYPE html><html> <head> <title>Basic syntax of CCS</title> <style type="text/css">  p{color:blue;f

If you run it and try it, you will know whether it can succeed. Judging from the code, there is no problem.

Grouping function of selector is not successful

<!DOCTYPE html>

<html>

<head>

<title>Basic syntax of CCS</title>

<!-- Selector {declaration}

Selector {property:property value;property:property value ;Attribute:Attribute value;.....} -->

p{color:blue;font-size:40px;}

b,h1,h2{color:blue;}

</style>

</head> ;

<p>php中文网</p>

<b>php is the best language</b>

<h1>php is the best language</h1>

< h2>php is the best language</h2>

</body>

</html>

碧玉刀2341 days ago1565