1726663-1.html (387B)
1 <!doctype html> 2 <html> 3 <body> 4 <div style="width:0px; position:fixed"> 5 <div style="width: 0px; position: relative; z-index: 2"> 6 <div style="position:fixed; width:400px; height:400px; background-color:red"></div> 7 <div style="left: 200px; top: 200px; position:fixed; width:400px; height:400px; background-color:blue"></div> 8 </div> 9 </div> 10 <body> 11 </html>