| <!DOCTYPE html> |
| |
| <html> |
| <head> |
| <style> |
| body { |
| margin: 0; |
| } |
| |
| .group { |
| display: inline-block; |
| position: relative; |
| width: 250px; |
| height: 500px; |
| } |
| |
| .container { |
| width: 200px; |
| height: 400px; |
| border: 12px solid black; |
| padding: 5px; |
| } |
| |
| .box { |
| width: 160px; |
| height: 160px; |
| } |
| |
| .sticky { |
| position: relative; |
| margin: 20px; |
| background-color: green; |
| } |
| |
| .indicator { |
| position: absolute; |
| top: 0; |
| left: 37px; |
| background-color: red; |
| } |
| </style> |
| </head> |
| <body> |
| <div class="group" style="top: -100px;"> |
| <div class="indicator box" style="top: 110px;"></div> |
| <div class="container"> |
| <div class="sticky box" style="top: 73px"></div> |
| </div> |
| </div> |
| |
| <div class="group" style="top: 0"> |
| <div class="indicator box" style="top: 37px;"></div> |
| <div class="container"> |
| <div class="sticky box"></div> |
| </div> |
| </div> |
| |
| <div class="group" style="top: 100px"> |
| <div class="indicator box" style="top: 37px;"></div> |
| <div class="container"> |
| <div class="sticky box"></div> |
| </div> |
| </div> |
| </body> |
| </html> |
