Hello @Serv2003,

It would be easier for us to give you precise CSS if you share your website URL.

So, We would request you to share your site url so that we could trace and solve your issue.

Best Regards!!

Hello @serv2003,

To reduce the distance between block of widgets in your site, please go to your Admin Dashboard>>Appearance>>Customize>>Additional CSS.

In the Additional CSS, please paste this below CSS.

.widget {
   margin: 10px 0 0;
}

Hope this help,
Best Regards!!

Hello @serv2003,

Glad we could help you !!

If you have any issues further, please feel free to post your queries and we will happily help you further.

We will really appreciate if you could help us too by rating our theme in WordPress repo here:-

https://wordpress.org/support/theme/onefold/reviews/

Best regards !!

Hello @serv2003,

To increase the space between the post use below given CSS.

For this go to Admin panel > Appearance > Customize > Additional CSS and paste below given CSS.

#primary article.hentry {
    margin-bottom: 20px;
}

Hope this helps .

Best Regards!!

Hello @serv2003,

To make the post appear below the advertisement use below given CSS in Additional CSS location .

#primary article.hentry {
    clear: both;
}

Hope this helps .

Best Regards!!