create a poster for liaoning university

Create a poster image with the theme of celebrating the 76th anniversary of the founding of Liaoning University. The size should be A3, portrait orientation, with a resolution of 300dpi and image quality of 12. The design should be innovative, with graphic colors that align with the theme, strong visual impact, and an overall concise presentation. It should include the text "76th Anniversary of the Founding of Liaoning University" and "Heavenly Wide, Earthly Vast."