categories jiggle, when hovering over them

[corneliorrr]

my site:https://8929c6-2.myshopify.com

Hey, I have the problem, when hovering over the categories in the header, they fidget. I would like the text inside the box to stay. Can you help me please?

[Ben310]

Already discussed here. You'll need to hire a programmer as your menu is heavily customised