If you are not yet using an header banner for your Blogger blog, you can still make the title and description of your blog to appear in the middle of your header by adding some piece of code to your blog html. In this tutorial, a Video tutorial is also included to show you how to get it done.
How To Get Started
==> If you are still using the old Blogger dashboard, you can log in to your blogger dashboard and switch to the new blogger dashboard so you can easily follow this tutorial.
Log in to your Blogger dashboard
Click on "Template" (on the right hand side menu). You will see something similar to the picture below:
Click on the "Customize" button. This will open up the "Template Designer"
On the left menu, you will see "Advanced", Click on it.
A new menu will appear by the right. Scroll down till you see"Add CSS". Click on it.
A box will appear by the right hand side. Copy and paste the code below in it
Click "Apply to Blog" by the top right hand corner.
If you view your blog, the title and description should now be at the center of your blog header as seen in the picture below:
NOTE: If you downloaded a third party template that is not compatible with template designer,
==> go to Template > Edit HTML > Proceed
==> use CTRL F to find ]]></b:skin>
==> right above it, paste the alignment code in the post above.
==> Save the template and view your blog.
Below is a video tutorial that explains how to centralize your Blogger Title and Description:
I hope this helps.....