position: fixed属性用法详解
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2022-04-24 20:25:50
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<!DOCTYPE html>
<html>
<head>
<title>当锚点定位遇上position: fixed</title>
<style type="text/css">
* {
margin: 0;
padding: 0;
}
body {
position: relative;
}
a {
color: white;
text-decoration: none;
}
.nav {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100px;
background-color: black;
}
.part-one,
.part-two,
.part-three {
width: 100%;
height: 800px;
}
.part-one {
background-color: red;
padding-top: 100px;
}
.part-two {
background-color: blue;
padding-top: 100px;
margin-top: -100px;
}
.part-three {
background-color: yellow;
padding-top: 100px;
margin-top: -100px;
}
</style>
</head>
<body>
<div class="nav">
<a href="#part-one">part one</a>
<a href="#part-two">part two</a>
<a href="#part-three">part three</a>
</div>
<div class="part-one" id="part-one">I'm part one</div>
<div class="part-two" id="part-two">I'm part two</div>
<div class="part-three" id="part-three">I'm part three</div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>CSS解决有固定导航时链接锚点定位偏移</title>
<style type="text/css">
* {
margin: 0;
padding: 0;
}
body {
position: relative;
}
a {
color: white;
text-decoration: none;
}
.nav {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100px;
background-color: black;
}
.part-one,
.part-two,
.part-three {
width: 100%;
height: 800px;
}
.part-one {
background-color: red;
padding-top: 100px;
}
.part-two {
background-color: blue;
padding-top: 100px;
margin-top: -100px;
}
.part-three {
background-color: yellow;
padding-top: 100px;
margin-top: -100px;
}
</style>
</head>
<body>
<div class="nav">
<a href="#part-one">part one</a>
<a href="#part-two">part two</a>
<a href="#part-three">part three</a>
</div>
<div class="part-one" id="part-one">I'm part one</div>
<div class="part-two" id="part-two">I'm part two</div>
<div class="part-three" id="part-three">I'm part three</div>
</body>
</html>
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