why there is white space between rows?

i am using virtue theme.
there is too much white space between rows.
i have read all previous threads but the problem is still there.
this white space problem is a old one , i don’t know why
siteorigin page builder developers have come up with a solution.
guys please make it simple like other page builders in the market.
i want to use only this plugin and i want you to make it better than anyone else.