diff --git a/node_modules/material-design-lite/src/progress/snippets/progress-indeterminate-demo.html b/node_modules/material-design-lite/src/progress/snippets/progress-indeterminate-demo.html
new file mode 100644
index 0000000..8360d5b
--- /dev/null
+++ b/node_modules/material-design-lite/src/progress/snippets/progress-indeterminate-demo.html
@@ -0,0 +1,7 @@
+<style>
+  .demo-progress__progress-indeterminate .mdl-progress {
+    width: 50vw;
+    max-width: 260px;
+  }
+</style>
+{% include "progress-indeterminate.html" %}