Introduction to CSS
CSS Cascading Style Sheets cascading style sheets.
The main purpose of CSS is to add various expressions (formats, styles) to HTML tags. For example: text style, background, text style, link style.
Tip: CSS is the style added to HTML tags; JS is the behavior added to HTML tags. HTML tags come first.
HTML Hypertext Markup Language: various HTML tags.
CSS Cascading Style Sheets: Styles added to HTML tags.
JavaScript script program: a program that adds HTML tags.
Let’s look at a simple example:
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>php.cn</title>
<style type="text/css">
h1{
color:red;
border:1px solid black;
text-align:center;
background-color:#666666;
}
</style>
</head>
<body>
<h1>欢迎加入php.cn</h1>
</body>
</html>After learning HTML, do you feel that you can understand these words? It doesn’t matter if you don’t understand. We will introduce it in detail next. of
