HTML Template got SOFT rejected

The reviewer team sent this message-

  1. 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:,

  2. Mobile styling needs attention/improvement in some areas. Please check/test your pages carefully and resolve all issues. example:

  3. The typographic hierarchy of this item requires additional work. For more information, please read:

I can not understand these 3 errors meaning. WOuld you please check my template and tell what do they mean. Here is the live url