What is the difference between padding and margin

Answer 1

Padding is the space between the content and the border, and margin is the space between the border and the rest of the page and surrounding elements.

Answer 2

From outside to inside:
Margin > Border > Padding > Content

Answer 3

ok

Answer 4

. .. . .(border)
...............................
| |
(Margin) | (Padding) Content |
| |
...............................