Increase button size on header

Hey there, does anyone know how I can increase the size of the button in the header? 

I have updated the sizes of primary, tertiary etc. This updates everything except the button in the header.

Thank you so much in advance!

43 minutes ago, Jess_FOMO said:

Hey there, does anyone know how I can increase the size of the button in the header? 

I have updated the sizes of primary, tertiary etc. This updates everything except the button in the header.

Thank you so much in advance!

See the video. You can change the button size by following the video

https://www.loom.com/share/dcbb5250a44c4a778d8eea1c6dad8693?sid=a89f6dd8-c3d9-45c0-a26a-21d663861ca9

Thank you !