Removing topbar/navbar from blogspot/blogger

To hide the Blogger Navbar :

1- Log in to blogger

2- On your Dashboard, select Layout. This will take you to the Template tab. Click Edit HTML. Under the Edit Template section you will see you blog's HTML.

3- Paste the below code in the top of the template code above variable definitions "/* Variable definitions"

#navbar-iframe {
display: none !important;
}