diff --git a/app/renderer/index.html b/app/renderer/index.html
index 1c1a835..5ac3147 100644
--- a/app/renderer/index.html
+++ b/app/renderer/index.html
@@ -5,12 +5,15 @@
 <style>
   html {
     height: 100%;
+    margin: 0;
   }
   body {
     height: 100%;
+    margin: 0;
   }
   #app {
     height: 100%;
+    margin: 0;
   }
 </style>
   </head>