Custom landing page only looks good when logged in mautic

Your software
My Mautic version is: 3.2.5
My PHP version is: 7.2.24
My Database type and version is: 5.7.33

Your problem
My problem is: Create a custom HTML with inline CSS, using mautic forms looks ok in builder, and looks great while logged in mautic, but as soon as I use the public link in other browser the content loses all formating.
here is the landing page while I am logged in Mautic https://i.imgur.com/EuPa0rz.jpg
here is the landing page with what I see from another browser Chestionar | Indaco Lege5

Had same problem with 2.6.5 hoppe updating to 3 will solve my problem but it persist

These errors are showing in the log:

Steps I have tried to fix the problem: create a landing page with custom code and inline css