## Description Block styles don't seem to be loading in the navigation editor when TT1 blocks is used as the theme. Several issues can be seen, like empty submenus taking up space. ## Step-by-step reproduction instructions 1. Use the theme TT1-Blocks 2. Add multiple links 3. Observe the space between links ## Expected behaviour There is no empty space ## Actual behaviour There is empty space ## Screenshot <img width="445" alt="Screenshot 2021-02-09 at 6 40 50 pm" src="https://user-images.githubusercontent.com/677833/107352193-85945a00-6b06-11eb-824a-18132a98fe63.png">