CSS property: -webkit-margin-start
    Description
Provides the width of the starting margin.
If the writing direction is left-to-right, this value overrides margin-left. If the writing direction is right-to-left, this value overrides margin-right.
Syntax
-webkit-margin-start: <width>;
Values
- auto (by default)
- The margin is automatically determined. 
- <width>
- The width of the starting margin. Number as a percentage, length unit.