Different amount of shadow for GTK+ theme and Kvantum theme

[QuakeString]

I'm trying out canta them on my KDE Plasma desktop using Kvantum, as it been always my faverout theme for Gnome desktop.
But in Kvantum the amount of shadow of window decoration is very little. is there any way to increase the amount of window decoration drop shadow ?
also the rounded corner for gtk apps are more then kde apps.
here is my system detail

here is my photo of GTK+ theme and kde kvantum themed apps.