How to make one span both columns in a two column table?

Question

How can I create a table like the above example in HTML and CSS. I\'ve tried the fol

Answer 1

  

    
Column 1
    
Column 2
  
  

    
Cell 1
    
Cell 2
  
  

    
Cell 3 (Two columns)
  

colspan will help you. Link to more info.