I am posting here as you expected through Script button in SSMS.

SERVER LEVEL AUDIT FILE CREATION

================================

USE [master]

GO

CREATE SERVER AUDIT [Server_audit]

TO FILE

( FILEPATH = N'F:\AuditFiles\'

,MAXSIZE = 200 MB

...

Below is the result snippet about audit specification which we enabled on all databases,

Query :

=====

select audit_action_id,audit_action_name,class,audited_result from sys.database_audit_specification_details

Result :

=====

audit_action_idaudit_action_name classaudited_result

DL ...