首页 | 简单教程,简单编程

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: 16px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    -webkit-transition-duration: 0.4s; /* Safari */
    transition-duration: 0.4s;
    cursor: pointer;
}
.button1 {
    background-color: white; 
    color: black; 
    border: 2px solid #4CAF50;
}
.button1:hover {
    background-color: #4CAF50;
    color: white;
}
.button2 {
    background-color: white; 
    color: black; 
    border: 2px solid #008CBA;
}
.button2:hover {
    background-color: #008CBA;
    color: white;
}
.button3 {
    background-color: white; 
    color: black; 
    border: 2px solid #f44336;
}
.button3:hover {
    background-color: #f44336;
    color: white;
}
.button4 {
    background-color: white;
    color: black;
    border: 2px solid #e7e7e7;
}
.button4:hover {background-color: #e7e7e7;}
.button5 {
    background-color: white;
    color: black;
    border: 2px solid #555555;
}
.button5:hover {
    background-color: #555555;
    color: white;
}
</style>
<h2>鼠标悬停按钮</h2>
<p>我们可以使用 :hover 选择器来修改鼠标悬停在按钮上的样式。</p>
<p><strong>提示:</strong> 我们可以使用 <code>transition-duration</code> 属性来设置 "hover" 效果的速度:</p>
<button class="button button1">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>
<footer>简单教程，简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>

代码编辑器：

运行结果：