<!DOCTYPE HTML> <html> <body> <!-- Test that element content scrolls asynchronously even when content has to be split into separate layers with non-scrolling content in between --> <div style="width:400px; height:500px; overflow:hidden; border:2px solid black; margin-top:-50px;"> <div style="height:450px"></div> <div style="height:100px; width:200px; float:left; background:purple"></div> <div style="left:200px; top:-50px; height:800px; width:300px; float:left; background:yellow; position:absolute; z-index:1;"></div> <div style="height:100px; width:200px; float:left; background:purple; position:relative; z-index:2;"></div> </div> </html>