Remove homepage padding for sinatra

I’m using elementor with sinatra. I want to remove homepage header padding. Don’t have any idea to remove space below header section. Kindly help asap!
I tried some CSS codes but didn’t worked.

.site-header-main {
padding-top: 0;
padding-bottom: 0;
}

.site-content {
padding-top: 0 !important;
}

The page I need help with: [log in to see the link]