| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <style> | |
| body { | |
| margin: 0; | |
| } | |
| .group { | |
| display: inline-block; | |
| position: relative; | |
| width: 250px; | |
| height: 500px; | |
| } | |
| .container { | |
| width: 200px; | |
| height: 400px; | |
| outline: 2px solid black; | |
| } | |
| .box { | |
| width: 200px; | |
| height: 200px; | |
| } | |
| .sticky { | |
| position: absolute; | |
| background-color: green; | |
| } | |
| .indicator { | |
| position: absolute; | |
| top: 0; | |
| left: 0; | |
| background-color: red; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="group" style="top: -100px;"> | |
| <div class="indicator box" style="top: 200px;"></div> | |
| <div class="container"> | |
| <div class="sticky box" style="top: 200px;"></div> | |
| </div> | |
| </div> | |
| <div class="group" style="top: 0"> | |
| <div class="indicator box" style="top: 100px;"></div> | |
| <div class="container"> | |
| <div class="sticky box" style="top: 100px;"></div> | |
| </div> | |
| </div> | |
| <div class="group" style="top: 100px"> | |
| <div class="indicator box" style="top: 0;"></div> | |
| <div class="container"> | |
| <div class="sticky box" style="top: 0;"></div> | |
| </div> | |
| </div> | |
| </body> | |
| </html> |