Bootstrap4 make all input-group-addons same width

Question

Is it possible to make all prepend add-ons same width?

i.e in this screenshot I would like Email, License Key 1 & License Key 2 to be the same length, is that possib

Answer 1

   

      

         Label textx
      
      
   

This will work! Adjust the col grids accordingly for .input-group-prepend!