如果该框的内容大于该框本身，则使用哪个属性告诉浏览器该怎么办？
CSS提供了一个称为 溢出的属性，该属性告诉浏览器如果盒子的内容大于盒子本身的大小，该怎么办。此属性可以采用以下值之一-
示例
您可以尝试运行以下代码以实现 溢出属性-
<html>
<head>
</head>
<style>
.scroll{
display:block;
border: 2px solid green;
padding:10px;
margin-top:10px;
width:300px;
height:50px;
overflow:scroll;
}
.auto{
display:block;
border: 2px solid green;
padding:10px;
margin-top:10px;
width:300px;
height:50px;
overflow:auto;
}
</style>
<body>
<p>Example of scroll value:</p>
<div class = "scroll">
I am going to keep lot of content here just to show you how
scrollbars works if there is an overflow in an element box.
This provides your horizontal as well as vertical scrollbars.
</div>
<br />
<p>Example of auto value:</p>
<div class = "auto">
I am going to keep lot of content here just to show you how scrollbars
works if there is an overflow in an element box. This provides your
horizontal as well as vertical scrollbars.
</div>
</body>
</html>