1.face property is used to design different font effects of text;

2. The size attribute is used to change the font size, and the value can be 1-7, and the font gradually increases;

3.color attribute is used to change the color of font, and the value of color is based on hexadecimal RGB color;

4. The 4.strong, em and u attributes are used to set bold characters, slash characters and underline characters respectively;

5. The 5.sup and sub attributes are used to set the superscript mark and the subscript mark, respectively.

6.strike attribute adds strikethrough effect to the text;

7.7. The code attribute sets an equal-width text tag, which is often used for English effects. This tag is used to achieve the equal width effect of fonts in web pages, which can make the page look cleaner.