diff --git a/src/index.css b/src/index.css
index 6588c12..fb89204 100644
--- a/src/index.css
+++ b/src/index.css
@@ -15,6 +15,7 @@ body, html {
 #content {
   flex: 1 1 auto;
   display: flex;
+  overflow: hidden;
 }
 
 #svgContainer {