How To Add Contact Form (Contact Us Static Page) in Blogger?

First see my Blog Contact Us Page and then you realize that this is the article which i really need to add such a contact form to my blogger/blogspot that is so fast, officially provided by blogger but also customizable according to your blog style and color. Besides, the article is one of his own kind to add the widget using this method.

Adding Contact Form To Blogger is so difficult if you