【发布时间】：2011-07-21 18:24:55
【问题描述】：
我正在帮助重新设计一个网站www.liveatsheastadium.com/test
我正在想办法让透明背景（使用 background:rgba 属性）拉伸页面的整个高度，而不管分辨率如何。
我尝试将容器、html 和正文高度设置为 100% 并使用 background:cover 属性。
关于如何让背景扩展到页面底部而不考虑浏览器窗口大小的任何想法？
<body>
<div id="container">
<div id="mainContent">
<ul id="nav">
<li><img src="images/nav/archives.jpg" /><a href="archives.html" title="archives">archives</a></li>
<li><img src="images/nav/calendar.jpg" /><a href="calendar.html" title="calendar">calendar</a></li>
<li><img src="images/nav/studio.jpg" /><a href="studio.html" title="studio" >studio</a></li>
<li><img src="images/nav/blog.jpg" /><a href="http://sheastadiumbk.blogspot.com/" title="blog">blog</a></li>
<li><img src="images/nav/contact.jpg" /><a href="contact.html" title="contact" >contact</a></li>
</ul>
<div class="blogPost ">
<h2><a href="#">The Lebonese, Tits, and The Chinese at Shea tonight</a></h2>
<p class="date">posted on 7.15.11</p>
<h3>Face Melting, coke snorting good times</h3>
<div class="blogBody">
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
<p>Borem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
</div><!--END BLOGBODY-->
<div class="meta">
<ul>
<li><a href="http://google.com ">read more...</a></li>
<li><a href="">Tweet This</a></li>
<li><a href="">re-post on facebook</a></li>
</ul>
</div><!--end META-->
</div><!--END BLOGPOST-->
</div><!--END MAIN CONTENT-->
<div id="aside">
<ul id="socialIcons">
<li><a href="http//twitter.com"><img src="images/icons/facebook.png" alt=""/></a></li>
<li><a href="http//facebook.com"><img src="images/icons/twitter.png" alt=""/></a></li>
<li><a href="subscribeToMailingList"><img src="images/icons/rss.png" alt=""/></a></li>
</ul>
<div id="tabs">
<div id="latest">
<h2>Latest</h2>
<ul>
<li><a href="">liturgy - 7.04.11</a></li>
<li><a href="">sightings - 7.04.11 (full set)</a></li>
<li><a href="">liturgy - 7.04.11</a></li>
<li><a href="">sightings - 7.04.11 (full set)</a></li>
<li><a href="">liturgy - 7.04.11</a></li>
</ul>
</div>
<div id="sheaFaves">
<h2>Shea Faves</h2>
<ul>
<li><a href="">future islands - 7.4.10</a></li>
<li><a href="">Small Black - 10.15.10</a></li>
<li><a href="">future islands - 7.4.10</a></li>
<li><a href="">Small Black - 10.15.10</a></li>
<li><a href="">future islands - 7.4.10</a></li>
</ul>
</div>
</div><!--END TABS-->
<div id="featuredBand">
<h2>Featured Band:</h2>
<img src="http://www.placehold.it/100" />
<h3><a href="">The Chinese</a></h3>
<p>The Chinese are a Brooklyn Based band whose style mixes blah blah blah blah blah.</p>
</div>
<div id="guestPlaylist">
<h2>Guest Playlist</h2>
<object height="81" width="100%"> <param name="movie" value="http://player.soundcloud.com/player.swf?url=http%3A%2F%2Fapi.soundcloud.com%2Ftracks%2F19242183&show_comments=false&auto_play=false&color=000000"></param> <param name="allowscriptaccess" value="always"></param> <param name="wmode" value="window"></param><embed wmode="window" allowscriptaccess="always" height="81" src="http://player.soundcloud.com/player.swf?url=http%3A%2F%2Fapi.soundcloud.com%2Ftracks%2F19242183&show_comments=false&auto_play=false&color=000000" type="application/x-shockwave-flash" width="100%"></embed> </object> <span><a href="http://soundcloud.com/shlohmo/marvins-room-shlohmos-thru-tha">Marvin's Room (Shlohmo's thru tha floor remix) - Drake</a> by <a href="http://soundcloud.com/shlohmo">shlohmo</a></span>
</div>
</div><!--END ASIDE-->
</div><!--END CONTAINER-->
还有 CSS
body {
background: #000 url('../images/bg-light.jpg') no-repeat top left fixed;
}
#container {
background:rgba(0,0,0,0.65);
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
position:relative;
overflow:hidden;
width:1080px;
margin-left:auto;
margin-right:auto;
}
#nav {
padding:15px 0px;
width:100%;
overflow:hidden;
margin-bottom:10px;
}
#nav li {
text-align:center;
width:110px;
float:left;
}
#nav img {
width:60px;
height:60px;
}
#nav a {
font-family:'Oswald', arial, sans-serif;
margin-top:5px;
display:block;
font-size:.80em;
font-weight:500;
letter-spacing: .3em;
text-decoration:none;
color:#ffffff;
text-transform:uppercase;
}
#nav a:hover {
color:#fff;
text-shadow: 2px 2px 3px #bebebe;
}
#socialIcons li {
display:inline;
margin-right:15px;
}
#socialIcons img {
width:50px;
}
#mainContent {
width:70%;
float:left;
}
#aside {
overflow:hidden;
width:30%;
float:right;
}
#tabs, #guestPlaylist, #featuredBand {
margin-bottom:50px;
padding-right:15px;
}
#tabs {
margin-top:115px;
font-family: 'Oswald', arial, sans-serif;
}
#latest, #sheaFaves {
float:left;
width:50%;
}
#aside h2 {
border-bottom:1px dotted #fff;
color:#fff;
letter-spacing:.1em;
margin-bottom:10px;
}
#latest li a, #sheaFaves li a {
font-size:.75em;
}
#tabs-1 li, #tabs-2 li {
letter-spacing:.1em;
font-size:.65em;
line-height:1.3em;
}
#featuredBand {
margin-top:260px;
clear:both;
overflow:hidden;
}
#featuredBand h2 {
margin-bottom:15px;
}
#featuredBand img {
float:left;
width:40%;
margin-right:10px;
}
#featuredBand h3 {
margin-bottom:5px;
}
#featuredBand p {
line-height:1.2em;
}
【问题讨论】：
标签： css background stretch