problem with button colour

i am trying to chnage my solid button colour as seen in the image but it wont convert to that colour on my store same with button outline shadow and all of that it is only when i change the colour of the text is when the colours of the buttons change to the same colour as the text they seemed to be linked wich i dont want and would like to be able to customize the buton colour if any one could help with my problem it would much be appreciated.

Please share your Store URL and password if it’s locked.

https://oxyflow.store/ there isnt a password on the store any more.

Can you share some contexts on what buttons are you trying to change here?