Weird CSS-behaviour [migrated]
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by
WMRKameleon
on Pro Webmasters
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Published on 2012-11-17T20:51:13Z
Indexed on
2012/11/17
23:23 UTC
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<!DOCTYPE html>
<html>
<head>
<title>PakHet</title>
<link rel="stylesheet" type="text/css" href="css/basis.css" />
</head>
<body>
<div class="wrapper">
<div id='cssmenu'>
<ul>
<li class="active"><a href='index.html'><span>Start</span></a></li>
<li><a href='pakhet.html'><span>Over PakHet</span></a></li>
<li><a href='overons.html'><span>Over Ons</span></a></li>
<li class='has-sub '><a href='#'><span>Uw pakket</span></a>
<ul>
<li><a href='aanmelden.php'><span>Aanmelden</span></a></li>
<li><a href='traceren.php'><span>Traceren</span></a></li>
</ul>
</li>
</ul>
</div>
<div class="header">
<h1>Hier komt de titel van de website</h1>
</div>
<div class="content">
<p>Dit is de tekst van de content. Dit is de indexpagina.</p>
</div>
</div>
</body>
</html>
And this is the CSS:
/* CSS RESET */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video, *{
margin: 0;
padding: 0;
border: 0;
vertical-align: baseline;
}
table {
border-collapse: collapse;
border-spacing: 0;
}
/* Einde CSS RESET, nu echte code */
html, body{
background:url(../images/bg_picture.jpg) fixed no-repeat;
}
.wrapper{
margin:0 auto;
}
.header{
margin:0 auto;
background-color:rgba(0, 0, 0, 0.4);
}
.content{
background-color:rgba(0, 0, 0, 0.4);
width:600px;
margin:0 auto;
margin-top:50px;
}
.content p{
color:white;
text-shadow:1px 1px 0 rgba(0,0,0, 0.5);
font-family:"Lucida Grande", sans-serif;
}
#cssmenu{ height:37px; display:block; padding:0; margin: 0; border:1px solid; }
#cssmenu > ul {list-style:inside none; padding:0; margin:0;}
#cssmenu > ul > li {list-style:inside none; padding:0; margin:0; float:left; display:block; position:relative;}
#cssmenu > ul > li > a{ outline:none; display:block; position:relative; padding:12px 20px; font:bold 13px/100% "Lucida Grande", Helvetica, sans-serif; text-align:center; text-decoration:none; text-shadow:1px 1px 0 rgba(0,0,0, 0.4); }
#cssmenu > ul > li:first-child > a{border-radius:5px 0 0 5px;}
#cssmenu > ul > li > a:after{ content:''; position:absolute; border-right:1px solid; top:-1px; bottom:-1px; right:-2px; z-index:99; }
#cssmenu ul li.has-sub:hover > a:after{top:0; bottom:0;}
#cssmenu > ul > li.has-sub > a:before{ content:''; position:absolute; top:18px; right:6px; border:5px solid transparent; border-top:5px solid #fff; }
#cssmenu > ul > li.has-sub:hover > a:before{top:19px;}
#cssmenu ul li.has-sub:hover > a{ background:#3f3f3f; border-color:#3f3f3f; padding-bottom:13px; padding-top:13px; top:-1px; z-index:999; }
#cssmenu ul li.has-sub:hover > ul, #cssmenu ul li.has-sub:hover > div{display:block;}
#cssmenu ul li.has-sub > a:hover{background:#3f3f3f; border-color:#3f3f3f;}
#cssmenu ul li > ul, #cssmenu ul li > div{ display:none; width:auto; position:absolute; top:38px; padding:10px 0; background:#3f3f3f; border-radius:0 0 5px 5px; z-index:999; }
#cssmenu ul li > ul{width:200px;}
#cssmenu ul li > ul li{display:block; list-style:inside none; padding:0; margin:0; position:relative;}
#cssmenu ul li > ul li a{ outline:none; display:block; position:relative; margin:0; padding:8px 20px; font:10pt "Lucida Grande", Helvetica, sans-serif; color:#fff; text-decoration:none; text-shadow:1px 1px 0 rgba(0,0,0, 0.5); }
#cssmenu, #cssmenu > ul > li > ul > li a:hover{ background:#333333; background:-moz-linear-gradient(top, #333333 0%, #222222 100%); background:-webkit-gradient(linear, left top, left bottom, color-stop(0%,#333333), color-stop(100%,#222222)); background:-webkit-linear-gradient(top, #333333 0%,#222222 100%); background:-o-linear-gradient(top, #333333 0%,#222222 100%); background:-ms-linear-gradient(top, #333333 0%,#222222 100%); background:linear-gradient(top, #333333 0%,#222222 100%); filter:progid:DXImageTransform.Microsoft.gradient( startColorstr='#333333', endColorstr='#222222',GradientType=0 ); }
#cssmenu{border-color:#000;}
#cssmenu > ul > li > a{border-right:1px solid #000; color:#fff;}
#cssmenu > ul > li > a:after{border-color:#444;}
#cssmenu > ul > li > a:hover{background:#111;}
#cssmenu > ul > li.active > a{
color:orange;
}
.header{
clear:both;
}
The problem is that, whenever I hover on the dropdown-menu, that a 1px margin appears in between the menu and the header. Can I solve that? I can't seem to find the solution.
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