iTheme2 is another wordpress.com free theme which you can use in your blog. As Usual here I will try to show you some basic and important CSS Style sheet modification of iTheme2 by Themify
What you need to do is to paste the following codes i have shared here at the bottom of your style.css (if you have your own hosting) or in Custom Design CSS Section (WordPress.com free hosting)
If you have faced any trouble with the CSS issue of iTheme2 or Any other theme, feel free to let me know in the comments box section. I will solved it asap.
All About Basic 