Permitted Context: %Body.Content, %flow, %block . ... The BQ element is used for extended quotations. ... CLASS . ... The CLASS attribute is most commonly used to attach a different style to some element, but it is recommended that where practical class names should be picked on the basis of the element's semantics, as this will permit other uses, such as restricting search through documents by matching on element class names. ... The CLEAR attribute allows you to move down unconditionally: . ...