Documentation:
Typewriter

Here you can add custom CSS.

Type Prefix

Here you can add custom CSS for the static prefix.

Type Content

Here you can add custom CSS for the typewritter content.

Type Suffix

Here you can add custom CSS for the static suffix.

Type Cursor

Here you can add custom CSS for the cursor.

Other settings here are common to most Divi modules and are not discussed further. For more information on common Divi module settings, please consult the Elegant Themes Documentation.