It truely depends if you are using gmail.com yahoo.com outlook.com or any other email provider pls specify the email service that you are using and ill be glad to help .
Those are referred to peripherals.
Answer:
We don't know what you leaned.
But, I'll do it anyway.
1. Getting id's from html content.
2. Getting classes from html content.
3. changing text fonts.
4. animation.
5. Getting all of one element type from html content.
Explanation:
Start from here.