Landing Page Rejected

My HTML Landing Page Template was rejected and I don’t know why, I have received this email:

Thank you for your submission. We have completed our review of “LandSAAS - Modern Landing Page HTML” and unfortunately we found it isn’t at the quality standard required to move forward, and you won’t be able to re-submit this item again.

We appreciate the effort and time you’ve put into creating your item. And we’d be happy to help make sure your next entry will meet our submission requirements. Here’s our advice:

Unfortunaly, there is’t any detail.

This is my Landing page demo:

Anyone can help me?