1：上边偏移属性
用来定义元素顶部偏移位置的大小。top: auto | length | percent
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title> CSS属性实例 </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<style>
div{
top: 100px;
position: absolute;
border: 2px solid #333333;
background: #666666;
width: 300px;
height: 50px;
}
</style>
</head>
<body>
<div>这是使用边偏移属性的实例</div>
</body>
</html>
2：右边偏移属性right
用来定义元素右侧偏移位置的大小。right: auto | length | percent;
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title> css属性实例 </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<style>
div{
right: 100px;
position: absolute;
border: 2px solid #333333;
background: #666666;
width: 300px;
height: 50px;
}
</style>
</head>
<body>
<div>这是使用边偏移属性的实例</div>
</body>
</html>
3：下边偏移属性bottom
用来定义底部偏移位置的大小。bottom:auto | length | percent;
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title> css属性实例 </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<style>
div {
bottom: 100px;
position: absolute;
border: 2px solid #333333;
width: 300px;
height: 50px;
}
</style>
</head>
<body>
<div>这是使用下边偏移属性bottom</div>
</body>
</html>
4：左边偏移属性left
用来定义元素左边偏移位置的大小，left: auto | length | percent;
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
<style>
div {
left: 100px;
position: absolute;
border: 2px solid #333333;
background: #666666;
width: 300px;
height: 50px;
}
</style>
</head>
<body>
<div>这是使用左边偏移属性的实例</div>
</body>
</html>
