Soft Reject - my email templates is soft rejected

Hello Community,
My email templates is soft rejected :frowning: I need help for following issues:

  1. TYPOGRAPHIC HIERARCHY: The typographic hierarchy of this item requires additional work. For more information, please read: http://webdesign.tutsplus.com/articles/understanding-typographic-hierarchy–webdesign-11636

  2. SPACING AND ALIGNMENT: There are spacing and alignment issues in this item. Please make sure that all elements are aligned properly and spacing is consistent from section to section. Here are some articles with more information regarding negative space and proper spacing: http://webdesign.tutsplus.com/articles/using-white-space-or-negative-space-in-your-designs--webdesign-3401 , http://webdesign.tutsplus.com/articles/adding-space-to-your-designs--webdesign-14836

  3. LINE HEIGHT: To improve readability, please adjust the line height of the following text elements. Ideally, line height should be unitless. Ref: https://www.smashingmagazine.com/2009/08/typographic-design-survey-best-practices-from-the-best-blogs/#6-optimal-line-height-for-body-copy

Here is the demo link: https://boonite.me/duppit-Shopify-theme-s-notification-emails/