diff --git a/examples/mobile-wmts-vienna.css b/examples/mobile-wmts-vienna.css
index ac3d1cb5e6..ff8f3f3981 100644
--- a/examples/mobile-wmts-vienna.css
+++ b/examples/mobile-wmts-vienna.css
@@ -12,6 +12,16 @@ html, body, #map {
 #title, #tags, #shortdesc {
     display: none;
 }
+
+/* Turn on GPU support on devices that support it */
+.olMapViewport * {
+    -webkit-transform: translate3d(0,0,0);
+    -moz-transform: translate3d(0,0,0);
+    -o-transform: translate3d(0,0,0);
+    -ms-transform: translate3d(0,0,0);
+    transform: translate3d(0,0,0);
+}
+
 .olLayerGrid .olTileImage {
     -webkit-transition: opacity 0.2s linear;
     -moz-transition: opacity 0.2s linear;
@@ -166,4 +176,4 @@ div.layerPanel div.mapButtonItemActive:after {
 div.layerPanel div.mapButtonItemInactive,
 div.layerPanel div.mapButtonItemActive {
     margin-left: 1px;
-}
\ No newline at end of file
+}