简单教程
提交运行
代码编辑器：
<!DOCTYPE html> <meta charset="utf-8"><link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <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; } .button1 {border-radius: 2px;} .button2 {border-radius: 4px;} .button3 {border-radius: 8px;} .button4 {border-radius: 12px;} .button5 {border-radius: 50%;} </style> <h2>圆角按钮</h2> <p>我们可以使用 border-radius 属性来设置圆角按钮:</p> <button class="button button1">2px</button> <button class="button button2">4px</button> <button class="button button3">8px</button> <button class="button button4">12px</button> <button class="button button5">50%</button> <footer>简单教程，简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果：