Scale ocdialog based on screen size to contain more information on big screens

[SuperSandro2000]

Summary

Before:

After:

TODO

• test with a deployment, I only changed the values in the css because I didn't have the time to set up a nextcloud development environment

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Screenshots before/after for front-end changes
• Documentation (manuals or wiki) has been updated or is not required
• Backports requested where applicable (ex: critical bugfixes)

[Pytal]

Should have a max-width and max-height as well but not sure what values would be best, @jancborchardt @skjnldsv?

[skjnldsv]

and min too 👍

[SuperSandro2000]

I am not super good in css, should I set the following:

Suggested change

	width: '70vw',
	height: '60vh',
	mix-width: '70vw',
	max-width: '70vw',
	min-height: '60vh',
	max-height: '60vh',

or

Suggested change

	width: '70vw',
	height: '60vh',
	mix-width: '600',
	width: '70vw',
	min-height: '500',
	height: '60vh',

?