There are few position options available for notifications. You can click any of them to change notifications position:
Different types of notifications for lost of use cases. Custom classes are also supported.
Just few lines of code to instantiate a notifications object. Does not require passing any options:
Messenger().post("Thanks for checking out Messenger!");
More complex example:
Messenger().post({
message: 'There was an explosion while processing your request.',
type: 'error',
showCloseButton: true
});