之前介绍了几款css3实现的按钮，今天为网友来款比较新鲜的，用css3的data-attribute属性开发按钮，当鼠标经过显示按钮的详细信息。而且实现过程很简单，几行代码就搞定。大家试一试吧。如下图：
不错吧，贴上实现代码：
html代码：
<button data-hover="爱编程（w2bc.com）收集编程资料，web前端案例">
爱编程</button>
<button data-hover="爱编程（w2bc.com）收集编程资料，web前端案例">
爱编程
</button>
css代码：
button
{
background: #db701f;
border: solid 7px #000;
padding: 20px;
box-shadow: inset 0 0 6px #824212;
text-transform: uppercase;
font-weight: bold;
font-family: "Tahoma" , sans-serif;
text-shadow: 1px 1px 3px #824212;
color: #fff;
position: relative;
width: 300px;
font-size:16px;
}
button:hover
{
background: green;
}
button:hover:before
{
/* ------- THIS IS THE MAGIC ----------------*/
content: attr(data-hover); /* ------------------------------------------*/
display: block;
background: #000;
position: absolute;
top: 100%;
left: -7px;
right: -7px;
padding: 15px;
}
button:hover:after
{
content: "";
position: absolute;
display: block;
width: 0;
height: 0;
border: solid 10px transparent;
border-bottom-color: #000;
bottom: 0;
left: 50%;
margin-left: -10px;
z-index: 2;
}
.note
{
margin-top: 100px;
display: block;
}
button
{
background: #db701f;
border: solid 7px #000;
padding: 20px;
box-shadow: inset 0 0 6px #824212;
text-transform: uppercase;
font-weight: bold;
font-family: "Tahoma" , sans-serif;
text-shadow: 1px 1px 3px #824212;
color: #fff;
position: relative;
width: 300px;
font-size:16px;
}
button:hover
{
background: green;
}
button:hover:before
{
/* ------- THIS IS THE MAGIC ----------------*/
content: attr(data-hover); /* ------------------------------------------*/
display: block;
background: #000;
position: absolute;
top: 100%;
left: -7px;
right: -7px;
padding: 15px;
}
button:hover:after
{
content: "";
position: absolute;
display: block;
width: 0;
height: 0;
border: solid 10px transparent;
border-bottom-color: #000;
bottom: 0;
left: 50%;
margin-left: -10px;
z-index: 2;
}
.note
{
margin-top: 100px;
display: block;
}