987680-1-ref.html (412B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <style> 5 .container { 6 width: 200px; 7 height: 200px; 8 overflow: scroll; 9 position: relative; 10 } 11 </style> 12 </head> 13 <body> 14 <div class="container"> 15 <div style="width: 10px; height: 10px; left: 0px; top: 60px; background: white; position: absolute; z-index: 1;"></div> 16 <div style="background: green; height: 40px;"></div> 17 <div style="height: 300px;"></div> 18 </div> 19 </body> 20 </html>