| OLD | NEW | 
| (Empty) |  | 
 |   1 <!DOCTYPE html> | 
 |   2  | 
 |   3 <html> | 
 |   4 <head> | 
 |   5 <style> | 
 |   6     body { | 
 |   7         margin: 0; | 
 |   8         font-family: 'Ahem'; | 
 |   9         font-size: 24px; | 
 |  10         line-height: 2; | 
 |  11     } | 
 |  12      | 
 |  13     .group { | 
 |  14         display: inline-block; | 
 |  15         position: relative; | 
 |  16         width: 220px; | 
 |  17         height: 500px; | 
 |  18     } | 
 |  19      | 
 |  20     .container { | 
 |  21         width: 200px; | 
 |  22         height: 400px; | 
 |  23         outline: 2px solid black; | 
 |  24     } | 
 |  25      | 
 |  26     .box { | 
 |  27         width: 200px; | 
 |  28         height: 200px; | 
 |  29     } | 
 |  30  | 
 |  31     .sticky { | 
 |  32         width: 200px; | 
 |  33         height: 200px; | 
 |  34         color: blue; | 
 |  35         position: relative; | 
 |  36     } | 
 |  37      | 
 |  38     .child { | 
 |  39         position: absolute; | 
 |  40         background-color: green; | 
 |  41         opacity: 0.8; | 
 |  42         top: 50px; | 
 |  43         left: 50px; | 
 |  44     } | 
 |  45      | 
 |  46     .indicator { | 
 |  47         display: none; | 
 |  48         position: absolute; | 
 |  49         top: 250px; | 
 |  50         left: 50px; | 
 |  51         background-color: red; | 
 |  52     } | 
 |  53 </style> | 
 |  54 </head> | 
 |  55 <body> | 
 |  56     <div class="group" style="top: -100px"> | 
 |  57         <div class="indicator box"></div> | 
 |  58         <div class="container"> | 
 |  59             XXX <span class="sticky" style="top: 172px;">XXXX</br>XXXX</br>XXXX<
    /br>XXXX</br>XXXX</span> XXX | 
 |  60         </div> | 
 |  61     </div> | 
 |  62     <div class="group" style="top: 0"> | 
 |  63         <div class="indicator box"></div> | 
 |  64         <div class="container"> | 
 |  65             XXX <span class="sticky" style="top: 88px;">XXXX</br>XXXX</br>XXXX</
    br>XXXX</br>XXXX</span> XXX | 
 |  66         </div> | 
 |  67     </div> | 
 |  68     <div class="group" style="top: 100px"> | 
 |  69         <div class="indicator box"></div> | 
 |  70         <div class="container"> | 
 |  71             XXX <span class="sticky" style="top: 0;">XXXX</br>XXXX</br>XXXX</br>
    XXXX</br>XXXX</span> XXX | 
 |  72         </div> | 
 |  73     </div> | 
 |  74  | 
 |  75 </body> | 
 |  76 </html> | 
| OLD | NEW |