diff --git a/examples/default-collapsed/index.html b/examples/default-collapsed/index.html
index aad7d807..54a3c60e 100644
--- a/examples/default-collapsed/index.html
+++ b/examples/default-collapsed/index.html
@@ -11,7 +11,6 @@
-
diff --git a/examples/default-collapsed/style.css b/examples/default-collapsed/style.css
deleted file mode 100644
index 8b6f754e..00000000
--- a/examples/default-collapsed/style.css
+++ /dev/null
@@ -1,39 +0,0 @@
-.orgchart {
- background: #fff;
-}
-.orgchart td.left, .orgchart td.right, .orgchart td.top {
- border-color: #aaa;
-}
-.orgchart td>.down {
- background-color: #aaa;
-}
-.orgchart .middle-level .title {
- background-color: #006699;
-}
-.orgchart .middle-level .content {
- border-color: #006699;
-}
-.orgchart .product-dept .title {
- background-color: #009933;
-}
-.orgchart .product-dept .content {
- border-color: #009933;
-}
-.orgchart .rd-dept .title {
- background-color: #993366;
-}
-.orgchart .rd-dept .content {
- border-color: #993366;
-}
-.orgchart .pipeline1 .title {
- background-color: #996633;
-}
-.orgchart .pipeline1 .content {
- border-color: #996633;
-}
-.orgchart .frontend1 .title {
- background-color: #cc0066;
-}
-.orgchart .frontend1 .content {
- border-color: #cc0066;
-}
\ No newline at end of file