No css and js after installation on kubuntu VM

Hello I have a problem with GitLab installation on my computer:
after installation Its looks like this

What I have done:
used this tutorial:

downloaded and installed this package:


Error list:

I tried this:




Site is still broken.

I use kubuntu 17(fresh installation, nothing was configured or installed more) and I am new in linux family so maybe i did something wrong or made a mess with configuration.
Can someone help me?