Detailed explanation of the difference between margin and padding in CSS

This article will share with you the very basic knowledge in CSS. We know that there is a difference between margin and padding in CSS. In CSS, margin refers to the distance from its own frame to the border of another container, which is the distance outside the container. In CSS, padding refers to the distance between its own frame and the border of another container inside itself, which is the distance within the container. The following explains the common usage of padding and margin.

1. padding

1. Syntax structure

(1)padding-left:10px; left inner margin

(2)padding-right :10px; right padding

（3）padding-top:10px; top padding

（4）padding-bottom:10px; bottom padding

(5)padding:10px; unified padding on all four sides

(6)padding:10px 20px; top, bottom, left and right padding

(7)padding:10px 20px 30px; top, Left and right, bottom padding

(8) padding: 10px 20px 30px 40px; Top, right, bottom, left padding

2, possible values ​​

(1) length specifies the padding length in specific units

(2) % The length of the padding based on the width of the parent element

(3) auto The browser calculates the padding

(4) inherit stipulates that the padding should be inherited from the parent element

3. Browser compatibility issues

(1) All browsers support the padding attribute

(2) Any version of IE does not support the attribute value "inherit"

2. margin

1, syntax structure

(1) margin-left: 10px ; Left margin

(2) margin-right:10px; Right margin

(3) margin-top:10px; Top margin

(4) margin -bottom:10px; bottom margin

（5）margin:10px; unified margin on all four sides

（6）margin:10px 20px; top, bottom, left and right margin

(7) margin: 10px 20px 30px; top, left, right and bottom margins

(8) margin: 10px 20px 30px 40px; top, right, bottom and left margins

2, possible The value taken is

(1) length specifies the margin length in specific units

(2) % The length of the margin based on the width of the parent element

(3) auto The browser calculates the margins

(4) inherit stipulates that the margins should be inherited from the parent element

3. Browser compatibility issues

(1) All browsers support Margin attribute

(2) Any version of IE does not support the attribute value "inherit"

3. The difference between margin and padding is shown in the figure as

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