How can I change the site title space and colors on my twenty-eleven site?

I just upgraded to premium and the performance of the website has really degraded.

where are the lines and my site's title description?

Refund

Renewing dancetinyfox.com

Pages

Domains – Email hosting through Rackspace

I want a web site not a blog. Why can't I get a web site and up – ?

I cannot change my backgrounds anymore. Can anyone help me?

How can I get my domain name?