[Hard rejected] Oneapp theme

Since i am new to this
Guide me to improve my quality with your comments.
Also help in refining the template.

demo : http://goo.gl/6gPIzW

Unfortunately your submission Theme isn’t ready for ThemeForest and
cannot be resubmitted as it did not meet our minimum requirements for
quality and/or Envato Market policies. In order for submissions to be
considered for sale they must be of high aesthetic and technical
quality, unique to our library and cannot be in violation of Envato’s
Regrettably the Help and Quality Teams are unable to offer a critique or feedback on your rejected submission.

Can you help me to make improvements and show errors in my theme would be appreciated.