Cant remove margin-bottom 35px under panels (widgets) on Home page

Hello,

i have home page complete build on siteorigin plugin.
I have create Child theme from Vantage theme and editing CSS in Custom CSS.
All is fine, but i cant remove margin-bottom 35px from inder panels in siteorigin in builder.

When i edit in Chrome html (F12) and set margin-bottom: 0px it remove space, but in custom css not working (with !important or without not working)

I try put to custom css, but not working

#pg-40-0, #pg-40-1, #pg-40-2, #pg-40-3, #pg-40-4, #pg-40-5, #pg-40-6, #pg-40-7, #pl-40 .so-panel {
    margin-bottom: 0px !important;
}

http://159373.w73.wedos.ws/domains/estetikapolakova.cz/

Thank you.