diff --git a/node_modules/material-design-lite/src/animation/demo.html b/node_modules/material-design-lite/src/animation/demo.html
new file mode 100644
index 0000000..64e9f5e
--- /dev/null
+++ b/node_modules/material-design-lite/src/animation/demo.html
@@ -0,0 +1,7 @@
+    <div class="demo-preview-block demo-animation demo-js-animation">
+      <div class="demo-animation__container">
+        <div class="demo-animation__container-background">Click me to animate</div>
+        <div class="demo-animation__container-foreground"></div>
+        <div class="demo-animation__movable demo-animation--position-0 mdl-shadow--2dp"></div>
+      </div>
+    </div>