A typical email address structure is your-email@domain.com
As you can never trust your website user so you have to check the email id when user submit the form.
To solve this, HTML5 came with a news input type email.
The syntax is as basic as a text input you just have to use type="email".

Some advantage of using this new Email input type is:

Syntax for this Input Type:

<input type="email" name="usremail" />