es in the layout rules and where *-bottom properties refer to *-right properties in the layout rules.

"
2. 'left' and 'right' are 'auto' and 'width' is not 'auto', then if the 'direction' property of the element establishing the static-position containing block is 'ltr' set 'left' to the static position, otherwise set 'right' to the static position. Then solve for 'left' (if 'direction is 'rtl') or 'right' (if 'direction' is 'ltr').
"

'top' + 'margin-top' + 'border-top-width' + 'padding-top' + 'height' + 