diff --git a/library/Icinga/Web/StyleSheet.php b/library/Icinga/Web/StyleSheet.php
index c4b61f17f..b1bbba231 100644
--- a/library/Icinga/Web/StyleSheet.php
+++ b/library/Icinga/Web/StyleSheet.php
@@ -14,6 +14,7 @@ class StyleSheet
         '../application/fonts/fontello-ifont/css/ifont-embedded.css',
         'css/vendor/tipsy.css',
         'css/icinga/defaults.less',
+        'css/icinga/animation.less',
         'css/icinga/layout-colors.less',
         'css/icinga/layout-structure.less',
         'css/icinga/menu.less',
diff --git a/public/css/icinga/animation.less b/public/css/icinga/animation.less
new file mode 100644
index 000000000..928cdf526
--- /dev/null
+++ b/public/css/icinga/animation.less
@@ -0,0 +1,82 @@
+.animate(@animate) {
+  -moz-animation: @animate;
+  -o-animation: @animate;
+  -webkit-animation: @animate;
+  animation: @animate;
+}
+
+@-moz-keyframes spin {
+  0% {
+    -moz-transform: rotate(0deg);
+    -o-transform: rotate(0deg);
+    -webkit-transform: rotate(0deg);
+    transform: rotate(0deg);
+  }
+
+  100% {
+    -moz-transform: rotate(359deg);
+    -o-transform: rotate(359deg);
+    -webkit-transform: rotate(359deg);
+    transform: rotate(359deg);
+  }
+}
+@-webkit-keyframes spin {
+  0% {
+    -moz-transform: rotate(0deg);
+    -o-transform: rotate(0deg);
+    -webkit-transform: rotate(0deg);
+    transform: rotate(0deg);
+  }
+
+  100% {
+    -moz-transform: rotate(359deg);
+    -o-transform: rotate(359deg);
+    -webkit-transform: rotate(359deg);
+    transform: rotate(359deg);
+  }
+}
+@-o-keyframes spin {
+  0% {
+    -moz-transform: rotate(0deg);
+    -o-transform: rotate(0deg);
+    -webkit-transform: rotate(0deg);
+    transform: rotate(0deg);
+  }
+
+  100% {
+    -moz-transform: rotate(359deg);
+    -o-transform: rotate(359deg);
+    -webkit-transform: rotate(359deg);
+    transform: rotate(359deg);
+  }
+}
+@-ms-keyframes spin {
+  0% {
+    -moz-transform: rotate(0deg);
+    -o-transform: rotate(0deg);
+    -webkit-transform: rotate(0deg);
+    transform: rotate(0deg);
+  }
+
+  100% {
+    -moz-transform: rotate(359deg);
+    -o-transform: rotate(359deg);
+    -webkit-transform: rotate(359deg);
+    transform: rotate(359deg);
+  }
+}
+@keyframes spin {
+  0% {
+    -moz-transform: rotate(0deg);
+    -o-transform: rotate(0deg);
+    -webkit-transform: rotate(0deg);
+    transform: rotate(0deg);
+  }
+
+  100% {
+    -moz-transform: rotate(359deg);
+    -o-transform: rotate(359deg);
+    -webkit-transform: rotate(359deg);
+    transform: rotate(359deg);
+  }
+}
\ No newline at end of file