fixes ff overview rendering bug #1649
This commit is contained in:
		| @@ -1001,6 +1001,8 @@ body { | |||||||
|           perspective-origin: 50% 50%; |           perspective-origin: 50% 50%; | ||||||
|   -webkit-perspective: 700px; |   -webkit-perspective: 700px; | ||||||
|           perspective: 700px; } |           perspective: 700px; } | ||||||
|  |   .reveal.overview .slides { | ||||||
|  |     -moz-transform-style: preserve-3d; } | ||||||
|   .reveal.overview .slides section { |   .reveal.overview .slides section { | ||||||
|     height: 100%; |     height: 100%; | ||||||
|     top: 0 !important; |     top: 0 !important; | ||||||
| @@ -1028,7 +1030,8 @@ body { | |||||||
|     overflow: visible; } |     overflow: visible; } | ||||||
|   .reveal.overview .backgrounds { |   .reveal.overview .backgrounds { | ||||||
|     -webkit-perspective: inherit; |     -webkit-perspective: inherit; | ||||||
|             perspective: inherit; } |             perspective: inherit; | ||||||
|  |     -moz-transform-style: preserve-3d; } | ||||||
|   .reveal.overview .backgrounds .slide-background { |   .reveal.overview .backgrounds .slide-background { | ||||||
|     opacity: 1; |     opacity: 1; | ||||||
|     visibility: visible; |     visibility: visible; | ||||||
|   | |||||||
| @@ -1028,6 +1028,12 @@ body { | |||||||
| 	perspective-origin: 50% 50%; | 	perspective-origin: 50% 50%; | ||||||
| 	perspective: 700px; | 	perspective: 700px; | ||||||
|  |  | ||||||
|  | 	.slides { | ||||||
|  | 		// Fixes overview rendering errors in FF48+, not applied to | ||||||
|  | 		// other browsers since it degrades performance | ||||||
|  | 		-moz-transform-style: preserve-3d; | ||||||
|  | 	} | ||||||
|  |  | ||||||
| 	.slides section { | 	.slides section { | ||||||
| 		height: 100%; | 		height: 100%; | ||||||
| 		top: 0 !important; | 		top: 0 !important; | ||||||
| @@ -1060,6 +1066,10 @@ body { | |||||||
|  |  | ||||||
| 	.backgrounds { | 	.backgrounds { | ||||||
| 		perspective: inherit; | 		perspective: inherit; | ||||||
|  |  | ||||||
|  | 		// Fixes overview rendering errors in FF48+, not applied to | ||||||
|  | 		// other browsers since it degrades performance | ||||||
|  | 		-moz-transform-style: preserve-3d; | ||||||
| 	} | 	} | ||||||
|  |  | ||||||
| 	.backgrounds .slide-background { | 	.backgrounds .slide-background { | ||||||
|   | |||||||
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