diff --git a/site/templates/assets/index.css b/site/templates/assets/index.css
index b8bc5a5..a8a36fe 100644
--- a/site/templates/assets/index.css
+++ b/site/templates/assets/index.css
@@ -5,6 +5,13 @@
     }
 }
 
+@media (prefers-color-scheme: light) {
+    * {
+        background-color: white;
+        color: black;
+    }
+}
+
 h1, h2, h3 {
     font-family: monospace;
 }
@@ -12,12 +19,12 @@ h1, h2, h3 {
 body {
     font-family: system-ui;
     padding: 1%;
-    height: 100vh;
     font-size: 18px;
     max-width: 40em;
-    margin: 10%, 10%, 10%, 10%;
     margin: auto;
     width: 50%;
+    border: 10px solid lightgrey;
+    border-radius: 5px;
 }
 
 #particle-canvas {