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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     .group { | 
|  | 18         position: relative; | 
|  | 19         width: 500px; | 
|  | 20         height: 200px; | 
|  | 21     } | 
|  | 22 | 
|  | 23     .container { | 
|  | 24         width: 400px; | 
|  | 25         height: 180px; | 
|  | 26         outline: 2px solid black; | 
|  | 27     } | 
|  | 28 | 
|  | 29     .box { | 
|  | 30         width: 200px; | 
|  | 31         height: 180px; | 
|  | 32     } | 
|  | 33 | 
|  | 34     .sticky { | 
|  | 35         position: sticky; | 
|  | 36         left: 100px; | 
|  | 37         background-color: green; | 
|  | 38     } | 
|  | 39 </style> | 
|  | 40 <script> | 
|  | 41     function doTest() | 
|  | 42     { | 
|  | 43         window.scrollTo(300, 0); | 
|  | 44     } | 
|  | 45     window.addEventListener('load', doTest, false); | 
|  | 46 </script> | 
|  | 47 </head> | 
|  | 48 <body> | 
|  | 49     <div class="group" style="left: 200px"> | 
|  | 50         <div class="container"> | 
|  | 51             <div class="sticky box" style="margin: 0 auto;"></div> | 
|  | 52         </div> | 
|  | 53     </div> | 
|  | 54 | 
|  | 55     <div class="group" style="left: 200px"> | 
|  | 56         <div class="container"> | 
|  | 57             <div class="sticky box" style="margin: 0 20px;"></div> | 
|  | 58         </div> | 
|  | 59     </div> | 
|  | 60 | 
|  | 61     <div class="group" style="left: 200px"> | 
|  | 62         <div class="container"> | 
|  | 63             <div class="sticky box" style="margin: 0 20%;"></div> | 
|  | 64         </div> | 
|  | 65     </div> | 
|  | 66 </body> | 
|  | 67 </html> | 
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