right or left col in bootstrap code example

Example 1: ordering collumns in bootstrap

  

    

      First, but unordered
    
    

      Second, but last
    
    

      Third, but first
    
  

Example 2: boot strap columns

  

    

      1 of 3
    
    

      2 of 3 (wider)
    
    

      3 of 3
    
  
  

    

      1 of 3
    
    

      2 of 3 (wider)
    
    

      3 of 3