源代码 ：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>开源教程(ossoft.cn)</title> <style> .button { background-color: #4CAF50; /* Green */ border: none; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; margin: 4px 2px; cursor: pointer; } .button2 {background-color: #008CBA;} /* Blue */ .button3 {background-color: #f44336;} /* Red */ .button4 {background-color: #e7e7e7; color: black;} /* Gray */ .button5 {background-color: #555555;} /* Black */ </style> </head> <body> <h2>按钮颜色</h2> <p>我们可以使用 background-color 属性来设置按钮颜色:</p> <button class="button">Green</button> <button class="button button2">Blue</button> <button class="button button3">Red</button> <button class="button button4">Gray</button> <button class="button button5">Black</button> </body> </html>
运行结果