What is the difference between the tone and the style of a document?

tone is an abstract concept explored in a literary work; style is the framework of a piece of literature.
tone is the writer's attitude toward the subject and audience; style is the way something is written.
tone is the way something is written; style is the writer's attitude toward the subject and audience.
tone is the way something is written; style includes font size and type, color, and graphics.