My HTML template keeps on getting soft-rejected - Please Help!!

My HTML template keeps on getting soft-rejected, saying it has “low-resolution image”, “typographic hierarchy problem” and “alignment error”…

I have spent several weeks looking at the template and rectifying smallest possible issue I noticed.

Could anyone help me understand what exactly I’m missing, please?

Here’s the template -

http://purplecoder.com/templates/html/mystic/
http://purplecoder.com/templates/html/mystic/home3.html
http://purplecoder.com/templates/html/mystic/home2.html
http://purplecoder.com/templates/html/mystic/about.html
http://purplecoder.com/templates/html/mystic/service.html
http://purplecoder.com/templates/html/mystic/blog-grid.html
http://purplecoder.com/templates/html/mystic/blog-single.html