<!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> <style> div { /* 撑大盒子的都有啥? border + padding */ width: 240px; height: 240px; background-color: pink; border: 10px solid #000; padding: 20px; } </style> </head> <body> <div>文字</div> </body> </html>
