diff --git a/public/index.html b/public/index.html
index 7b4f202..59de739 100644
--- a/public/index.html
+++ b/public/index.html
@@ -25,7 +25,7 @@
 
         body {
             font-family: 'Nimbus Mono PS', 'Courier New', monospace;
-            margin: 20px;
+            margin: 0px;
             background-color: var(--bg-color);
             text-align:center;
             color: var(--text-color);
@@ -33,7 +33,7 @@
 
         .main {
             text-align:center;
-            width:500px;
+            width:75%;
         }
 
         input, button {