en	colspan

en	To further customize the display of the backend fields, you can enter a selection of predefined CSS classes here:

en	long

en	Displays the field with 100% width.

en	clr

en	Cancels all floats and breaks the element into the next line.

en	separator

en	Cancels all floats and breaks the element into the next line. Additionally a line is added to create meaningful sections.