If you are blogging on Blogspot, otherwise known as Blogger, you must have noticed that your post title, header logo, and gadgets title are on the left side. Did you? Good!
What is CSS Code?
How To Insert The Codes In Your Blog Template
How To Centralize Blog Header
How To Centralize Gadgets Title
How To Centralize Post Title
<center> ADSENSE CODE HERE </center>