Theme Problem and writting problem in wordpress

I have a problem in my wordpress. when i write and enter for next line there is big space made by own and in my website theme the side bar slide down in footer area because of author’s page you can see any post of my website http://tawaexpress.net/cant-remember-forget-ft-rihanna-shakira-album/. Because of this my website looking weird or cheap you can say. Please tell me the solution asap.