#HTML <h6>
The <h1> to <h6> HTML elements represent six levels of section headings. <h1> is the highest section level and <h6> is the lowest. By default, all heading elements create a block-level box in the layout, starting on a new line and taking up the full width available in their containing block.
Please see HTML Element Manual for more information about HTML elements.。
#Attributes
Please see HTML global attributes to learn about the global attributes of HTML elements.