html-css練習題(系統提示)
阿新 • • 發佈:2018-12-25
程式碼賞析: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> /* 背景顏色設定 */