| CSS Margin Properties | | | | CSS Border Properties |
| SmartCSS (TM) software is mainly based on the CSS | | | | Margin (margin-top margin-right margin-bottom |
| box model. The CSS box model represents every | | | | margin-left)margin-top (auto *length )margin-bottom |
| element on a web page which contains four | | | | (auto *length ) |
| components: | | | | *Length - Relativeem The computed font-size.ex The |
| - The element. | | | | height of a lowercase "x".px Pixels, relative to the |
| - The padding around the element. | | | | viewing device. |
| - The border around the padding. | | | | % Percentage. |
| - The margin around the border. | | | | Or |
| The CSS margin properties define the space around | | | | *Length - Absolutein Inches (1 inch = 2.54 |
| the element which includes the padding and the | | | | centimeters).cm Centimeters.mm Millimeters.pt Points |
| border values. | | | | (1 point = 1/72 inches).pc Picas (1 pica = 12 points). |