multicol-nested-002.xht (1908B)
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 Multi-column Layout Test: multicolumn and margin-bottom collapsing</title> 5 <link rel="author" title="Opera Software ASA" href="http://www.opera.com/" /> 6 <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2013-08-11 --> 7 <link rel="help" href="http://www.w3.org/TR/css3-multicol/#the-multi-column-model" title="2. The multi-column model" /> 8 <link rel="match" href="multicol-nested-002-ref.xht" /> 9 <meta name="assert" content="This test checks that a block container element's margin-bottom can collapse with its multi-column parent's margin-bottom if no line boxes, no clearance, no padding and no border separate them." /> 10 <meta name="flags" content="ahem" /> 11 <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" /> 12 <style type="text/css"><![CDATA[ 13 body {margin: 0em;} 14 15 body > div 16 { 17 font: 1.25em/1 Ahem; 18 width: 32em; 19 20 column-gap: 1em; 21 column-width: 8em; 22 } 23 24 /* 25 26 N == max(1, floor((available-width + column-gap) / (column-width + column-gap))); 27 N == max(1, floor((32em + 1em) / (8em + 1em))); 28 N == max(1, floor(33em / 9em)); 29 N == max(1, floor(3.6)); 30 N == max(1, 3); 31 N == 3; 32 33 W == ((available-width + column-gap) / N) - column-gap; 34 W == ((32em + 1em) / 3) - 1em; 35 W == (33em / 3) - 1em; 36 W == (11em) - 1em; 37 W == 10em; 38 39 */ 40 41 div 42 { 43 background: yellow; 44 color: black; 45 orphans: 1; 46 widows: 1; 47 } 48 49 div > div {margin: 0 1em 1em;} 50 51 div + div {color: blue;} 52 53 div + div + div {color: pink;} 54 ]]></style> 55 </head> 56 57 <body> 58 59 <div> 60 <div> 61 bl ac 62 bl ac 63 bl ac 64 bl ac 65 </div> 66 <div> 67 bl ue 68 bl ue 69 bl ue 70 bl ue 71 </div> 72 <div> 73 Pi nk 74 Pi nk 75 Pi nk 76 Pi nk 77 </div> 78 </div> 79 80 </body> 81 </html>