--- /dev/null
+<!-- https://docs.angularjs.org/guide/animations -->
+<div id="animationTop">
+ <label>
+ <input id="checkbox" type="checkbox" ng-model="checked" style="float:left; margin-right:10px;">
+ Click Me to toggle with animation
+ </label>
+ <div id="toggledNode" class="animate-if" ng-if="checked" style="clear:both;">
+ I exist!
+ </div>
+</div>