The document discusses different elements that are commonly found on rock music magazine covers, including the masthead, main headline, and vignettes. It notes that the masthead is usually the largest text located at the top of the cover to grab attention. The main headline conveys the main story and helps readers identify the genre. Vignettes use subtle gradients to draw the eye into the center of the cover. The document concludes that an effective magazine cover should include these features and use high-quality images and appropriate attire for the genre.