Imported blog page layout messed

Look at your browser source code; the bad code has to do with a plugin called wpui-related-posts. Do you have that activated?

You can find/replace the code with a plugin called Search RegEx. Use grep to match the strings and delete it all.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)