tall.html (301B)
1 <!DOCTYPE html> 2 <body style="background: blue"> 3 <div style="position: fixed; left: 0; top: 0; width: 100%; height: 100px; background: yellow"></div> 4 <div style="position: fixed; left: 0; bottom: 0; width: 100%; height: 100px; background: green"></div> 5 <div style="height: 2000px"></div> 6 </body>