Unable to Change Background in Webflow: Need Assistance

Hi, can anyone see why I cannot change my background of body all pages? Or is it a Webflow issue? https://preview.webflow.com/preview/ae-refresh-c570b3?utm_medium=preview_link&utm_sour[…]3&preview=6de0a466cec3f85cc8b6397049663d6e&workflow=preview