<!DOCTYPE html> <html> <head> <style type="text/css"> #block1 { width: 200px; height: 40px; margin-bottom: 50px; background-color: green; } #block2 { width: 200px; height: 40px; background-color: green; } </style> </head> <body> <div id="block1"></div> <div id="block2"></div> </body> </html>