I have reviewed your requirement, you just need to edit css script and the issue will be resolved. You can follow my instructions!
Step 1: Go to Admin → Online store → Theme > Edit code
Step 2: Search for the file theme.liquid
Step 3: Add this code before tag
Copy
Result:
If it is helpful, can you kindly give us many likes and mark the solution for us?
This can be a reference for other merchants if they have an issue like you and greatly motivate us to contribute to our community.
Have a nice day, sir!