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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<head>
<title>CSS Test: box offsets - relatively positioned boxes</title>
<link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />
<link rel="help" title="9.3.2 Box offsets: 'top', 'right', 'bottom', 'left'" href="http://www.w3.org/TR/CSS21/visuren.html#position-props" />
<meta content="image" name="flags" />
<meta content="Box offsets (bottom, left, right, top) expressed in absolute units (not with percentage unit) for relatively positioned boxes are with respect to the edges of the boxes themselves." name="assert" />
<style type="text/css"><![CDATA[
body {margin: 8px;}
div#statically-positioned-box
{
background-color: yellow; /* padding box will be yellow */
border: orange solid 50px; /* border box will be orange */
height: 100px; /* a bright green square 100px by 100px image will serve as content box */
margin-left: 100px;
padding: 50px;
position: static;
width: 100px;
}
div.blue-relatively-positioned
{
background-color: blue;
color: white;
height: 25px;
position: relative;
width: 25px;
}
div#top-left
{
left: 150px;
/*
Calculation of left offset:
100px (div#statically-positioned-box's margin-left)
+ 50px (div#statically-positioned-box's border-left)
==================
150px
*/
top: -250px;
/*
Calculation of top offset:
- 50px (div#statically-positioned-box's border-bottom)
- 50px (div#statically-positioned-box's padding-bottom)
- 100px (div#statically-positioned-box's content height)
- 50px (div#statically-positioned-box's padding-top)
==================
-250px
*/
}
div#top-right
{
right: -325px;
/*
Calculation of right offset:
- 100px (div#statically-positioned-box's margin-left)
- 50px (div#statically-positioned-box's border-left)
- 50px (div#statically-positioned-box's padding-left)
- 100px (div#statically-positioned-box's content height)
- 50px (div#statically-positioned-box's padding-right)
+ 25px (div#top-right's content width)
==================
-325px
*/
top: -275px;
/*
Calculation of top offset:
- 25px (div#top-left's content height)
- 50px (div#statically-positioned-box's border-bottom)
- 50px (div#statically-positioned-box's padding-bottom)
- 100px (div#statically-positioned-box's content height)
- 50px (div#statically-positioned-box's padding-top)
==================
-275px
*/
}
div#bottom-left
{
bottom: 125px;
/*
Calculation of bottom offset:
25px (div#top-left's content height)
+ 25px (div#top-right's content height)
+ 50px (div#statically-positioned-box's border-bottom)
+ 25px (div#bottom-left's content height)
==================
125px
*/
left: 150px;
/*
Calculation of left offset:
100px (div#statically-positioned-box's margin-left)
+ 50px (div#statically-positioned-box's border-left)
==================
150px
*/
}
div#bottom-right
{
bottom: 150px;
/*
Calculation of bottom offset:
25px (div#top-left's content height)
+ 25px (div#top-right's content height)
+ 25px (div#bottom-left's content height)
+ 50px (div#statically-positioned-box's border-bottom)
+ 25px (div#bottom-right's content height)
==================
150px
*/
right: -325px;
/*
Calculation of right offset:
- 100px (div#statically-positioned-box's margin-left)
- 50px (div#statically-positioned-box's border-left)
- 50px (div#statically-positioned-box's padding-left)
- 100px (div#statically-positioned-box's content height)
- 50px (div#statically-positioned-box's padding-right)
+ 25px (div#bottom-right's content width)
==================
-325px
*/
}
]]></style>
</head>
<body>
<p>Test passes if there is a blue square at each corner of the yellow square.</p>
<div id="statically-positioned-box"><img src="support/100x100-lime.png" alt="Image download support must be enabled" /></div>
<div class="blue-relatively-positioned" id="top-left">TL</div>
<div class="blue-relatively-positioned" id="top-right">TR</div>
<div class="blue-relatively-positioned" id="bottom-left">BL</div>
<div class="blue-relatively-positioned" id="bottom-right">BR</div>
</body>
</html>