absolute-replaced-height-030.xht (2458B)
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 2 <html xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <title>CSS Test: Absolutely positioned inline replaced element with intrinsic height dimension and over-constrained values</title> 5 <link rel="author" title="Microsoft" href="http://www.microsoft.com/" /> 6 <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-09-05 --> 7 <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#abs-replaced-height" /> 8 <link rel="match" href="absolute-replaced-height-008-ref.xht" /> 9 10 <meta name="flags" content="image" /> 11 <meta name="assert" content="The 'height' is the intrinsic height when an absolutely positioned inline replaced element has an intrinsic height; if values are overconstrained, then solve for 'bottom'." /> 12 <style type="text/css"> 13 #div1 14 { 15 border-top: solid black; 16 position: relative; 17 } 18 div div 19 { 20 background: blue; 21 height: 15px; 22 left: 15px; 23 position: absolute; 24 top: 1in; 25 width: 15px; 26 } 27 img 28 { 29 bottom: 1in; 30 height: auto; 31 margin-bottom: 0.5in; 32 margin-top: 0.5in; 33 position: absolute; 34 top: 0.5in; 35 width: auto; 36 } 37 38 /* 39 40 0.5in : top 41 + 42 0.5in : margin-top 43 + 44 15px : intrinsic height 45 + 46 0.5in : margin-bottom 47 + 48 1in : bottom 49 ==================== 50 255px != 0px (height of containing block) 51 Therefore, set bottom value must be ignored and 52 the equation must be solved for bottom. 53 54 55 0.5in : top 56 + 57 0.5in : margin-top 58 + 59 15px : intrinsic height 60 + 61 0.5in : margin-bottom 62 + 63 (solve) : bottom 64 ==================== 65 159px != 0px (height of containing block) 66 Therefore, solved bottom value must be -159px 67 */ 68 69 </style> 70 </head> 71 <body> 72 <p>Test passes if there is a short blue bar and it does not touch the black line.</p> 73 <div id="div1"> 74 <img alt="blue 15x15" src="support/blue15x15.png" /> 75 <div></div> 76 </div> 77 </body> 78 </html>