twitter/bootstrap — pull request #4695 by jfullerton (2012-08-24 21:43:11+00:00)
Title: Added "offset-left" class to grid

Added "offset-left" class to grid. This uses a negative left margin to shift grid-sized elements a number of grid-units to the left.

Works with both static and fluid grids and also when nested. When used alongside "offset" it allows for visually reordering grid-sized elements in desktop layouts.

This is useful in responsive layouts where you might want a certain content order for desktop widths and another for smaller device widths when grid-sized elements get reset to block level.

**Example:**
````html

Content

Subnav

````
On the desktop this will display in reversed order with the narrower Subnav column appearing on the left and the wider Content column appearing on the right. Then at a smaller device width, they both get set back to block level with the Content block appearing above the Subnav one.