Rotated background

Hi all,

I want to build something similar as the following site header:

I’ve made an attempt here:

Could you guys give some tips on better positioning what I’ve created?
I’ve already looked at the following example:

Next to that I want to display the background image and the rotated background under each other when on mobile. Same as

I’m not succeeding in making it better.

PS colors and logo’s aren’t OK yet :wink:

Thanks a lot!