Issue with linking anchors within the same page

Hi all!
I am working on my personal portfolio page, of course there is pleny of work to do here,but I am having one issue that I am struggling to try to solve.

I am doing some internal links to jump to sections,but how can I make possible for the link to point to each section without every time cutting the heading of it?

I hope that I’ve been clear enough to explain the issue,thank you for your help!

The website is

Thank you so much SkyC, that little bit of Javascript actually solved my problem! I will put a link from codepen next time, thank you for taking time to review my site anyway! Can I ask you if you have any feedback about it as well? Thank you again!