It is correct to choose no more than five fonts for text. The number of fonts in an online store should not exceed five. According to relevant public information inquiries, the basic specifications for e-commerce design stipulate that the number of fonts in an online store should not be more than 5. The main font should appear more than 3 times on the page, and other text should be used as supporting fonts. In the product details page design, the main font is bold.