Home >Web Front-end >CSS Tutorial >What is the difference between the W3C box model and the IE box model?
Let’s take a look at their differences through examples:
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a The box model is as follows: margin: 20px, border: 10px, padding: 10px; width: 200px; height: 50px;
Now calculate the width and height of the box under the two box models.
W3C standard box:
The width and height of the space occupied by the box: (space occupied by the browser page)
Width = 200 10*2 10*2 20*2 = 280 px;
Height = 50 10*2 10*2 20*2 = 130 px;
Actual width and height of the box:
Width = 200 10*2 10*2 = 240 px;
Height = 50 10*2 10*2 = 90 px;
IE box:
The width and height of the space occupied by the box: (space occupied by the browser page)
Width = 200 20*2 = 240 px;
Height = 50 20*2 = 90 px;
Actual width and height of the box:
Width = 200 px;
Height = 50 px;
It can be seen from the data that under the same data, The border-box is smaller than the content-box.
display effect:
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