absolute-non-replaced-width-010

Solved for 'left' when absolutely positioned non-replaced elements has 'left' and 'width' as 'auto'

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ahem
Assertion
When 'left' and 'width' are 'auto' and 'right' is not 'auto', then the width is shrink-to-fit and then solve for 'left'.

Source

 1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
 2 <html>
 3     <head>
 4         <title>CSS Test: Solved for 'left' when absolutely positioned non-replaced elements has 'left' and 'width' as 'auto'</title>
 5         <link rel="author" title="Microsoft" href="http://www.microsoft.com/">
 6         <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#abs-non-replaced-width">
 7         <meta name="flags" content="ahem">
 8         <meta name="assert" content="When 'left' and 'width' are 'auto' and 'right' is not 'auto', then the width is shrink-to-fit and then solve for 'left'.">
 9         <style type="text/css">
10             #div1
11             {
12                 border: solid black;
13                 height: 2in;
14                 position: relative;
15                 width: 2in;
16             }
17             div div
18             {
19                 background: red;
20                 color: blue;
21                 font: 1in/1em Ahem;
22                 left: auto;
23                 margin-left: auto;
24                 margin-right: auto;
25                 position: absolute;
26                 right: 1in;
27                 width: auto;
28             }
29         </style>
30     </head>
31     <body>
32         <p>Test passes if the blue box is in the upper-left corner of the black box and there is no red visible on the page.</p>
33         <div id="div1">
34             <div>X</div>
35         </div>
36     </body>
37 </html>