Cannot place bottom bar item side by side

Hi guys, I'm on this tutorial Part 4. 

i am trying placing bottom bar items side-by-side but I don't get what I doing wrong. 


Guys, my bad, the problem was I tried put the bottom bar items in a wrong component !



I have to same problem. How did you do it?

Need help... How did you solve the problem? 


This might help a little

Follow the OP's structure (add a new container, link, etc)