CSS margin-left property

Property values

0 length Default

There is no thickness of the margin area on the left side of the border box.

margin-left: 0;

+ve length

There is 20px space on the left side of the box.

margin-left: 20px;

-ve length

The space on the left side of the border decreases by 20px i.e. it may move on the left side.

margin-left: -20px;