How to design picture materials for catering posters 1. Use a theme image in poster design, which is usually symbolic and used to create strong visual contrast and arouse users' interest. 2. Whether the color is appropriate or not, it is also important to use multiple colors. When designing a poster, be careful not to be too rich, but to use the least color to express the required meaning. 3. Font design needs to be very readable. Especially Chinese characters or Latin letters, are very complicated in printing and design. In the standardized design of computer characters, matching must be carried out according to specific needs. 4. The choice of font shape should be beautiful, and attention should be paid to the size and arrangement of fonts. Must highlight the industry attributes and brand personality. 5. Pay attention to beauty. In the process of poster design, the design process must have aesthetic feeling, which is another individual requirement of the whole poster design that should be paid attention to.