If you're on the Hello Bar paid plans (Growth or Elite), you'll have an option to turn off the (H) Hello Bar branding on your popup for a more customized look.

Here's how you can remove the branding.
-Login to your hellobar.com account.
-Navigate under "Manage" and on the right side, click on the gear icon to reveal the drop-down menu and then select "Edit" as shown below:

 

This will open your popup in edit mode,
-On the left side, go to Settings> turn OFF Hello Bar branding.