Line Weight Issue for Portfolio

Good night y'all and completely happy holidays!

I’ve an issue I've been attempting to determine these previous few days and no sources on-line appear to resolve the precise challenge I'm dealing with. Mainly because the title says my line weights are all various on totally different sources and the 2 most vital ones (the Issuu and print model) are studying them extremely darkish for some cause and regardless of me messing with preferences and printing choices it retains popping out darker than the popular illustrator weight.

I might simply make this web page a screenshot and put it on however at any time when I compress the file of my portfolio it makes the standard go down drastically for photographs so I'm attempting to keep away from that as a lot as potential.

I'm additionally not fully certain if I ought to take this to a different sub, however I believed since that is an structure challenge at coronary heart that perhaps another person has had bother with. Regardless, if anybody has any recommendation it will be significantly appreciated since this has been a urgent challenge for a fats minute