margin
border
padding
content
![](http://digital-flame.ru/wp-content/uploads/2021/10/image-2.png)
margins by horizontal added, by vertical joined
property box-sizing influence on do browser calculates width and height
box-sizing: content-box | padding-box | border-box
margin
border
padding
content
margins by horizontal added, by vertical joined
property box-sizing influence on do browser calculates width and height
box-sizing: content-box | padding-box | border-box