Please Help, hard reject on themeforest HTML template

Hi,

Can anyone please give me feedback how can i improve from it? DecorS Theme
Below are reviewer comments:

The overall quality of your submission does not meet our aesthetic and technical requirements and will need to be improved before being resubmitted. Unfortunately we’re not able to provide more specific feedback for your submission at this time.

Please consider taking some time to familiarize yourself with our current library and quality levels of popular items before resubmitting.

Anyone please help