CSS中邊偏移屬性top,right,bottom,left
阿新 • • 發佈:2019-01-27
1:上邊偏移屬性
用來定義元素頂部偏移位置的大小。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屬性例項 </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>這是使用邊偏移屬性的例項</div> </body> </html>
2:右邊偏移屬性right
用來定義元素右側偏移位置的大小。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屬性例項 </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>這是使用邊偏移屬性的例項</div> </body> </html>
3:下邊偏移屬性bottom
用來定義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屬性例項 </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>這是使用下邊偏移屬性bottom</div> </body> </html>
4:左邊偏移屬性left
用來定義元素左邊偏移位置的大小,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>這是使用左邊偏移屬性的例項</div>
</body>
</html>