How to place a menu block on a slider according to the type specified in the example?

Question

css

Hello!
there is a dle template ( dle-net.ru/index.php?newsid=1164)
I want to make a menu block of the type like here ( jtemplates.envato.ithemeslab.com/seagull/index.php/en/)
that is, the menu block is translucent on slider itself.
how can this be implemented?
thanks in advance!

Answer 1

Set menu opacity and then increase opacity on js when scrolling