<!DOCTYPE html> <html> <head> <style type="text/css"> #table1 { display: table; height: 20px; width: 100px; background-color: green; margin-bottom: 30px; } #table3 { display: table; height: 20px; width: 100px; background-color: blue; } </style> </head> <body> <div id="table1"></div> <div id="table2"></div> <div id="table3"></div> </body> </html>
