css overflow 如何使用滚动条来显示元素内溢出的内容

编辑代码

<!DOCTYPE html>
<html>
<head>
<style>
div.scroll
{
background-color:#00FFFF;
width:100px;
height:100px;
overflow:scroll;
}

div.hidden 
{
background-color:#00FF00;
width:100px;
height:100px;
overflow:hidden;
}
</style>
</head>

<body>
<p>The overflow property specifies what to do if the content of an element exceeds the size of the element's box.</p>

<p>overflow:scroll</p>
<div class="scroll">You can use the overflow property when you want to have better control of the layout. The default value is visible.</div>

<p>overflow:hidden</p>
<div class="hidden">You can use the overflow property when you want to have better control of the layout. The default value is visible.</div>
</body>
</html>