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 |   1 <!DOCTYPE html> | 
 |   2 <script> | 
 |   3 if (window.internals) { | 
 |   4     internals.settings.setCSSStickyPositionEnabled(true); | 
 |   5 }            | 
 |   6 </script> | 
 |   7  | 
 |   8 <html> | 
 |   9 <head> | 
 |  10 <style> | 
 |  11     body { | 
 |  12         margin: 0; | 
 |  13         width: 2000px; | 
 |  14         overflow: hidden; /* hide scrollbars */ | 
 |  15     } | 
 |  16  | 
 |  17     p { | 
 |  18         position: relative; | 
 |  19         left: 100px; | 
 |  20     } | 
 |  21   | 
 |  22     .group { | 
 |  23         position: relative; | 
 |  24         width: 500px; | 
 |  25         height: 200px; | 
 |  26     } | 
 |  27   | 
 |  28     .container { | 
 |  29         width: 400px; | 
 |  30         height: 180px; | 
 |  31         outline: 2px solid black; | 
 |  32     } | 
 |  33   | 
 |  34     .box { | 
 |  35         width: 200px; | 
 |  36         height: 180px; | 
 |  37     } | 
 |  38  | 
 |  39     .sticky { | 
 |  40         position: sticky; | 
 |  41         left: 100px; | 
 |  42         background-color: green; | 
 |  43     } | 
 |  44   | 
 |  45     .indicator { | 
 |  46         position: absolute; | 
 |  47         top: 0; | 
 |  48         left: 0; | 
 |  49         background-color: red; | 
 |  50     } | 
 |  51 </style> | 
 |  52 <script> | 
 |  53     function doTest() | 
 |  54     { | 
 |  55         window.scrollTo(100, 0); | 
 |  56     } | 
 |  57     window.addEventListener('load', doTest, false); | 
 |  58 </script> | 
 |  59 </head> | 
 |  60 <body> | 
 |  61     <p>Block</p> | 
 |  62     <div class="group" style="left: 100px"> | 
 |  63         <div class="indicator box" style="left: 100px;"></div> | 
 |  64         <div class="container"> | 
 |  65             <div class="sticky box"></div> | 
 |  66         </div> | 
 |  67     </div> | 
 |  68  | 
 |  69     <p>Table</p> | 
 |  70     <div class="group" style="left: 100px"> | 
 |  71         <div class="indicator box" style="left: 100px;"></div> | 
 |  72         <div class="container"> | 
 |  73             <div class="sticky box"></div> | 
 |  74         </div> | 
 |  75     </div> | 
 |  76  | 
 |  77     <p>Grid</p> | 
 |  78     <div class="group" style="left: 100px"> | 
 |  79         <div class="indicator box" style="left: 100px;"></div> | 
 |  80         <div class="container"> | 
 |  81             <div class="sticky box"></div> | 
 |  82         </div> | 
 |  83     </div> | 
 |  84  | 
 |  85     <p>Flex box</p> | 
 |  86     <div class="group" style="left: 100px"> | 
 |  87         <div class="indicator box" style="left: 100px;"></div> | 
 |  88         <div class="container"> | 
 |  89             <div class="sticky box"></div> | 
 |  90         </div> | 
 |  91     </div> | 
 |  92   <div style="position: absolute; top: 500px;"> | 
 |  93   This test checks the behavior of position:sticky with various display values. | 
 |  94   There should be no red. | 
 |  95   </div> | 
 |  96 </body> | 
 |  97 </html> | 
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