diff --git a/src/Flows.css b/src/Flows.css
index a4c07dd..b2d794d 100644
--- a/src/Flows.css
+++ b/src/Flows.css
@@ -190,6 +190,7 @@
 
 .box-content {
     padding: .5em 0;
+    overflow-x: auto;
 }
 
 .left-container .box-content {
diff --git a/src/Sidebar.css b/src/Sidebar.css
index 58eb394..47b99b1 100644
--- a/src/Sidebar.css
+++ b/src/Sidebar.css
@@ -142,6 +142,7 @@
 
 .sidebar-flow-item {
     display: block;
+    overflow-x: hidden;
 }
 .sidebar-flow-item .box {
     width: 100%;