update parallax background docs #1436
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							| @@ -179,10 +179,11 @@ Reveal.initialize({ | ||||
| 	// Parallax background size | ||||
| 	parallaxBackgroundSize: '', // CSS syntax, e.g. "2100px 900px" | ||||
|  | ||||
| 	// Amount to move parallax background (horizontal and vertical) on slide change | ||||
| 	// Number, e.g. 100 | ||||
| 	parallaxBackgroundHorizontal: '', | ||||
| 	parallaxBackgroundVertical: '' | ||||
| 	// Number of pixels to move the parallax background per slide | ||||
| 	// - Calculated automatically unless specified | ||||
| 	// - Set to 0 to disable movement along an axis | ||||
| 	parallaxBackgroundHorizontal: null, | ||||
| 	parallaxBackgroundVertical: null | ||||
|  | ||||
| }); | ||||
| ``` | ||||
| @@ -466,9 +467,9 @@ Reveal.initialize({ | ||||
| 	// Parallax background size | ||||
| 	parallaxBackgroundSize: '', // CSS syntax, e.g. "2100px 900px" - currently only pixels are supported (don't use % or auto) | ||||
|  | ||||
| 	// Amount of pixels to move the parallax background per slide step, | ||||
| 	// a value of 0 disables movement along the given axis | ||||
| 	// These are optional, if they aren't specified they'll be calculated automatically | ||||
| 	// Number of pixels to move the parallax background per slide | ||||
| 	// - Calculated automatically unless specified | ||||
| 	// - Set to 0 to disable movement along an axis | ||||
| 	parallaxBackgroundHorizontal: 200, | ||||
| 	parallaxBackgroundVertical: 50 | ||||
|  | ||||
|   | ||||
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