Thanks for your feedback,
About your question 1, to add button back-to-top on bottom screen, it can perform fairly complex, so I think you should give me your account, I'll help you.
About your question 2, I don't know how to display your site, so you can give me your site, I'll check it help you.
Thanks for your feedback.
About your question, because this template is onepage type no have scroll bar, so can't add back to top button.
And about question for bullet list, can you send me image about it?
Thanks for your feedback. "Another question, how to display the bullet list? I see it on your demo. I don't anderstand how to display it on my website?"
Please send me images about bullet list