<!DOCTYPE html> <html> <head> <title>块标签.html</title> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="this is my page"> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <!--<link rel="stylesheet" type="text/css" href="./styles.css">--> </head> <body> <!-- div:行级块标签 span:行内块标签 作用：div:div+css布局 span:进行友好提示 --> <div style="background-color:red">div1</div> <div style="background-color:green">div2</div> <span style="background-color:blue">span1</span> <span style="background-color:pink">span2</span> </body> </html>