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| (Empty) |  | 
 |   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         height: 2000px; | 
 |  14         overflow: hidden; /* hide scrollbars */ | 
 |  15     } | 
 |  16      | 
 |  17     .group { | 
 |  18         position: relative; | 
 |  19         width: 250px; | 
 |  20         height: 450px; | 
 |  21     } | 
 |  22      | 
 |  23     .container { | 
 |  24         width: 200px; | 
 |  25         height: 600px; | 
 |  26         outline: 2px solid black; | 
 |  27     } | 
 |  28      | 
 |  29     .box { | 
 |  30         width: 200px; | 
 |  31         height: 200px; | 
 |  32     } | 
 |  33  | 
 |  34     .before { | 
 |  35         background-color: orange; | 
 |  36         height: 50px; | 
 |  37     } | 
 |  38  | 
 |  39     .after { | 
 |  40         background-color: blue; | 
 |  41         height: 50px; | 
 |  42     } | 
 |  43     .sticky { | 
 |  44         background-color: green; | 
 |  45         position: sticky; | 
 |  46         top: 300px; | 
 |  47     } | 
 |  48 </style> | 
 |  49 <script> | 
 |  50     function doTest() | 
 |  51     { | 
 |  52         window.scrollTo(0, 100); | 
 |  53     } | 
 |  54     window.addEventListener('load', doTest, false); | 
 |  55 </script> | 
 |  56 </head> | 
 |  57 <body> | 
 |  58     <div class="group" style="top: 100px"> | 
 |  59         <div class="container"> | 
 |  60             <div class="before box"></div> | 
 |  61             <div class="sticky box"></div> | 
 |  62             <div class="after box"></div> | 
 |  63         </div> | 
 |  64     </div> | 
 |  65  | 
 |  66 </body> | 
 |  67 </html> | 
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