diff --git a/src/App.css b/src/App.css
index cc1d6de4..9fb14521 100644
--- a/src/App.css
+++ b/src/App.css
@@ -2,8 +2,8 @@
 .app-shell {
   display: flex;
   flex-direction: column;
-  height: 100vh;
-  width: 100vw;
+  height: 100%;
+  width: 100%;
   overflow: hidden;
   box-shadow: inset 0 0 0 1px var(--border-primary);
 }
diff --git a/src/index.css b/src/index.css
index 90617754..7622599b 100644
--- a/src/index.css
+++ b/src/index.css
@@ -143,9 +143,13 @@
     padding: 0;
     overflow: hidden;
   }
+  html, body {
+    height: 100%;
+    width: 100%;
+  }
   #root {
-    width: 100vw;
-    height: 100vh;
+    width: 100%;
+    height: 100%;
   }
 }