¿How can I stylize my table correctly?

Question

I've been doing the HTML and CSS courses and now I want to make my skills' table fancier.
I would like to delete the border between cells to make it look better.

Answer 1

You might be interested in https://developer.mozilla.org/en-US/docs/Web/CSS/border-collapse

Answer 2

https://code.sololearn.com/WUGtA25x49lN/?ref=app