Looks and feel of blog

Hello,

Currently our blog when clicked on detail looks like this
http://216.172.184.231/~ab67508/EndorsedU3/index.php/easyblog/entry/why-portfolio
we would like to be close to your blog
http://stackideas.com/blog/joomla-day-florida-2016-admission-tickets-giveaway

we tried all the themes, how do we adjust the margins on left etc..
** I provided our test site details

Thanks
Jag
kudoswall.com