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html - 我怎样才能让我的网站内容在我的固定菜单栏下滚动并在透明背景下消失?

转载 作者:行者123 更新时间:2023-11-28 16:41:18 24 4
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我很快建立了一个简单的网站来尝试这个,但现在文本确实在菜单栏下面,这是完美的,但我希望我的标题(菜单栏和标题)是透明的但是当我让它透明时你会看到文字在它下面。有没有办法解决这个问题,使背景透明:rgba(0,0,0,0.5) 并且文本在标题下消失?'

这是我的 HTML 代码:

    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<link rel="stylesheet" href="css/style.css" type="text/css"/>
<title>Test Website</title>
<meta name="" content="">
</head>
<body>

<header>

<div id="title">
<h1 class="headertext">My Test Website</h1>
</div>

<div id="menubar">
<ul>
<li><a href="index.html">Homepage</a></li>
<li><a href="index.html">Homepage</a></li>
<li><a href="index.html">Homepage</a></li>
<li><a href="index.html">Homepage</a></li>
<li><a href="index.html">Homepage</a></li>
</ul>
</div>

</header>

<div id="leftmenu">
<ul>
<li><a href="index.html">Homepage</a></li>
<li><a href="index.html">Homepage</a></li>
<li><a href="index.html">Homepage</a></li>
<li><a href="index.html">Homepage</a></li>
<li><a href="index.html">Homepage</a></li>
</ul>
</div>

<div id="container">

<div id="content">
HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT HELLO THIS IS SOME TEXT JUST TO TEST SOME THINGS OUT
</div><!--content div-->

</div>

这是CSS代码:

    *{
margin: 0 auto 0 auto;
text-align: left;
color: #ffffff;
}

body{
margin: 0;
text-align: left;
font-size: 13px;
font-family: arial, helvetica, sens-serif;
color: #ffffff;
width: 1200px;
height: auto;
}

header {
position: fixed;
width: 100%;
top: 0;
background: rgba(0,0,0,0.8);

}

.headertext{
margin-top: 15px;
text-align: center;
}

#title{
font-size: 20px;
margin: 50px 0 30px 0;
width: 100%;
height: 80px;
border-top: 2px solid #000000;
border-bottom: 2px solid #000000;
}

#menubar{
margin-top: 10px;
float: left;
clear: both;
width: 100%;
height: 50px;
list-style: none;
background: #white;
border-bottom: 2px solid #010000;
}

#menubar ul{
list-style: none;
margin: 0;
padding-top: 15px;
text-align: center;
}

#menubar ul li{
list-style: none;
display: inline;
padding-right: 80px;
}

#menubar ul li a{
color: #ffffff;
text-decoration: none;
font-size: 15px;
font-weight: bold;
}

#menubar ul li a:hover{
border-bottom: 2px solid #ffffff;
}

#container{
width: 1200px;
height: 1200px;
}

#leftmenu{
position: fixed;
margin-top: 223px;
margin-left: 50px;
padding-top: 20px;
float: left;
width: 160px;
height: 100%;
list-style: none;
background: rgba(0,0,0,0.8);
color: #ffffff;
border-left: 2px solid #010000;
border-right: 2px solid #010000;
border-bottom: 2px solid #010000;
}

#leftmenu ul li{
display: block;
padding-bottom: 20px;
}

#leftmenu ul li a{
font-weight: bold;
text-decoration: none;
color: #ffffff;
font-size: 15px;
text-align: center;
}

#leftmenu ul li a:hover{
border-bottom: 2px solid #ffffff;
}

#content{
text-align: left;
margin-left: 100px;
width: 1000px;
padding-top: 250px;
padding-left: 160px;
color: #000000;
}

感谢您提前提供帮助!

最佳答案

当你定位固定的东西时,你也应该给它一个位置。有点像

left:100px;
top:150px;

关于html - 我怎样才能让我的网站内容在我的固定菜单栏下滚动并在透明背景下消失?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/20782681/

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