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html - 什么是 z-index 的正确使用

转载 作者:太空宇宙 更新时间:2023-11-04 09:18:20 25 4
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有没有办法让 div“subSect”重叠 div“red”上的文本?我一直在寻找几个小时,但我似乎无法找到答案。我正在使用 z-index 但没有任何效果。我确定我遗漏了什么。

*{
margin: 0;
padding: 0;
}

html, body{
height: 100%;
}

.sectOne{
height: 100%;
background-image: url(images/idea.jpg);
}

.red{
font-size: 100px;
position: fixed;
z-index: 100;
}

.subSect{
height: 70%;
position: relative;
z-index: 50;
}
<!DOCTYPE html>
<html lang="en">
<head>
<title>Parallax</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="red">
<p>sample</p>
</div>

<div class="sect sectOne"></div>

<div class="subSect"></div>

<div style="height: 1000px"></div>


</body>
</html>

最佳答案

.subSect 中的 z-index 低于 .red,如果我理解正确的话,您不希望能够选择 .red 中的文本,因此为此设置一个负的 z-index

* {
margin: 0;
padding: 0;
}
html,
body {
height: 100%;
}
.sectOne {
height: 100%;
background-image: url(http://lorempixel.com/900/900);
}
.red {
font-size: 100px;
position: fixed;
z-index: -1;
}
.subSect {
height: 70%;
position: relative;
z-index: 2;
background: rgba(0,0,0,.5)
}
<div class="red">
<p>sample</p>
</div>

<div class="sect sectOne"></div>

<div class="subSect">asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd asdasdasd </div>

<div style="height: 1000px"></div>

关于html - 什么是 z-index 的正确使用,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/41638102/

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