The document outlines six key web design principles: 1. Unity - The theme, colors, fonts, and proportions are consistent across all pages. 2. Variety - The layout incorporates different elements like large titles, text blocks, and images to appeal to users visually. 3. Balance - The design is symmetrical horizontally and vertically. 4. Scale and Proportion - Elements decrease in size proportionally based on importance. 5. Rhythm - The layout guides the eye across the page in a consistent flow. 6. Simplicity - The page only includes necessary information and gets straight to the point.