flexbox-min-height-auto-003.html (2023B)
1 <!DOCTYPE html> 2 <!-- 3 Any copyright is dedicated to the Public Domain. 4 http://creativecommons.org/publicdomain/zero/1.0/ 5 --> 6 <html> 7 <head> 8 <meta charset="utf-8"> 9 <title>CSS Test: Testing min-height:auto & 'overflow' interaction</title> 10 <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com"> 11 <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#min-size-auto"> 12 <link rel="match" href="flexbox-min-height-auto-003-ref.html"> 13 <!-- 14 This testcase checks how "overflow-y" impacts the sizing behavior of flex 15 items with "min-height:auto" (the new initial value for "min-height"). 16 17 In particular, the flex-item-specific "min-height:auto" behavior is 18 supposed to be disabled (e.g. we end up with min-height:0) when 19 "overflow-y" is non-"visible". 20 --> 21 <style> 22 .flexbox { 23 display: flex; 24 flex-direction: column; 25 height: 30px; /* Shrink flex items below min-height */ 26 margin-right: 2px; /* (Just for spacing things out, visually) */ 27 float: left; 28 } 29 30 .flexbox > * { 31 /* Flex items have purple border: */ 32 border: 2px dotted purple; 33 } 34 35 .flexbox > * > * { 36 /* Flex items' contents are gray & fixed-size: */ 37 background: gray; 38 width: 40px; 39 height: 80px; 40 } 41 42 .yvisible { overflow-y: visible; } 43 .yhidden { overflow-y: hidden; } 44 .yscroll { overflow-y: scroll; } 45 .yauto { overflow-y: auto; } 46 </style> 47 </head> 48 <body> 49 <!-- min-height:auto should prevent shrinking below intrinsic height when 50 the flex item has "overflow-y: visible", but not for any other 51 overflow-y values. --> 52 <div class="flexbox"><div class="yvisible"><div></div></div></div> 53 <div class="flexbox"><div class="yhidden"><div></div></div></div> 54 <div class="flexbox"><div class="yscroll"><div></div></div></div> 55 <div class="flexbox"><div class="yauto"><div></div></div></div> 56 </body> 57 </html>