一、css隐藏元素的四种实现
1.visibility:hidden,设置元素隐藏
代码实例:
<!DOCTYPEhtml>
<html>
<head>
<metacharset="UTF-8">
<title>元素隐藏--visibility:hidden</title>
<style>
.demo{
width:800px;
height:200px;
margin:50pxauto;
}
span{
visibility:hidden;
}
</style>
</head>
<body>
<divclass="demo">
<p>元素隐藏1--visibility:hidden,元素隐藏2--visibility:hidden,元素隐藏3--visibility:hidden</p>
<p>元素隐藏1--visibility:hidden,<span>元素隐藏2--visibility:hidden</span>,元素隐藏3--visibility:hidden</p>
</div>
</body>
</html>
效果图:
2.jpg
visibility属性规定元素是否可见。将它的值设为hidden只能从视觉上隐藏元素,被隐藏的元素本身依然占据它自己的位置并对我们的网页布局起作用。
2.opacity:0,设置元素隐藏
代码实例:
<!DOCTYPEhtml>
<html>
<head>
<metacharset="UTF-8">
<title>元素隐藏--opacity:0</title>
<style>
.demo{
width:800px;
height:200px;
margin:50pxauto;
}
span{
opacity:0;
}
</style>
</head>
<body>
<divclass="demo">
<p>元素隐藏1--opacity:0,元素隐藏2--opacity:0,元素隐藏3--opacity:0</p>
<p>元素隐藏1--opacity:0,<span>元素隐藏2--opacity:0</span>,元素隐藏3--opacity:0</p>
</div>
</body>
</html>


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