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How to open a code of text whithout jumping the full site up/down

Please can you help me with this issue.
jumping open a button shows the code… but the total website moves? why?

thx to help
karel
https://smc-techniek.webflow.io/twin-zim
shared project:
https://preview.webflow.com/preview/smc-techniek?utm_medium=preview_link&utm_source=designer&utm_content=smc-techniek&preview=c1a69b62e9be914e4ce29f8da17a629d&pageId=5f7639bd60b86a22c43f5fd5&mode=preview

Hi

Remove min-height from this div. and add min-width.
Hope this will solve the problem.