To create an email account in the cPanel, go to the section "Email"and choose "Email accounts":
In the text field "Email" enter the name (in our case it is "user"). Lower choose domain, enter the password and set a quota. Press the button "Create Account":
After that you will see a notification about an email you have just created:
This email account you can also see further down in the section "Email Accounts".
To open webmail press the button "More":
Choose "Webmail access":
After that you will be redirected to the page where you can...