.img-responsive	Responsive Image	block
.img-left-responsive	Float Image Left	block
.img-right-responsive	Float Image Right	block	
.img-left-center-responsive	Float Image left (center in mobile)	block
.img-right-center-responsive	Float Image right (center in mobile)	block	
.pull-right	Float elements right	block
.pull-left	Float elements left	block
.verysimplelist	Simple List	block
.toc-nested  A nested unordered list block
.red-bold	red and bold text
.one-six	one point six em
.footnote	Footnotes text	block