diff --git a/static/css/adsb_dashboard.css b/static/css/adsb_dashboard.css
index 78779ca..634ea92 100644
--- a/static/css/adsb_dashboard.css
+++ b/static/css/adsb_dashboard.css
@@ -207,12 +207,16 @@ body {
     background: var(--bg-panel);
     border-right: 1px solid var(--border-color);
     flex-direction: row;
+    overflow: hidden;
+    height: 100%;
+    min-height: 0;
 }
 
 /* Show ACARS sidebar on desktop */
 @media (min-width: 1024px) {
     .acars-sidebar {
         display: flex;
+        max-height: calc(100dvh - 95px);
     }
 }
 
@@ -269,6 +273,8 @@ body {
     flex-direction: column;
     overflow: hidden;
     transition: width 0.3s ease, opacity 0.2s ease;
+    height: 100%;
+    min-height: 0;
 }
 
 .acars-sidebar.collapsed .acars-sidebar-content {
@@ -283,6 +289,8 @@ body {
     flex-direction: column;
     border: none;
     border-radius: 0;
+    min-height: 0;
+    overflow: hidden;
 }
 
 .acars-sidebar .panel::before {