Margin, Padding

CSS Box Modle / Padding

• Margin - Clears an area around the border. The margin does not have a background color, it is completely transparent
• Border - A border that goes around the padding and content. The border is affected by the background color of the box
• Padding - Clears an area around the content. The padding is affected by the background color of the box
• Content - The content of the box, where text and images appear

Padding

The padding clears an area around the content (inside the border) of an element. The padding is affected by the background color of the element.

The top, right, bottom, and left padding can be changed independently using separate properties. A shorthand padding property can also be used, to change all paddings at once.

Possible Values

Value	Description
length	Defines a fixed padding (in pixels, pt, em, etc.)
%	Defines a padding in % of the containing element

The padding property can have from one to four values.

• padding:25px 50px 75px 100px;
• top padding is 25px
• right padding is 50px
• bottom padding is 75px
• left padding is 100px
• padding:25px 50px 75px;
• top padding is 25px
• right and left paddings are 50px
• bottom padding is 75px
• padding:25px 50px;
• top and bottom paddings are 25px
• right and left paddings are 50px
• padding:25px;
• all four paddings are 25px

Resources from "http://www.w3schools.com/css/css_padding.asp"