Web Front-endCSS TutorialLearn more about the detailed usage of the edge offset properties top, right, bottom, and left in CSSLearn more about the detailed usage of the edge offset properties top, right, bottom, and left in CSS
1: Top offset attribute
is used to define the size of the offset position of the top of the element. 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>
p{
top: 100px;
position: absolute;
border: 2px solid #333333;
background: #666666;
width: 300px;
height: 50px;
}
</style>
</head>
<body>
<p>这是使用边偏移属性的实例</p>
</body>
</html>
2: The right offset attribute right
is used to define the right side of the element The size of the side offset position. 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>
p{
right: 100px;
position: absolute;
border: 2px solid #333333;
background: #666666;
width: 300px;
height: 50px;
}
</style>
</head>
<body>
<p>这是使用边偏移属性的实例</p>
</body>
</html>
3: Bottom offset attributebottom
Use to define the size of the bottom offset position. 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>
p {
bottom: 100px;
position: absolute;
border: 2px solid #333333;
width: 300px;
height: 50px;
}
</style>
</head>
<body>
<p>这是使用下边偏移属性bottom</p>
</body>
</html>
4: The left offset attribute left
is used to define the size of the left offset position of the element, 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>
p {
left: 100px;
position: absolute;
border: 2px solid #333333;
background: #666666;
width: 300px;
height: 50px;
}
</style>
</head>
<body>
<p>这是使用左边偏移属性的实例</p>
</body>
</html>
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