diff --git a/index.html b/index.html
index 917441a..adfc255 100644
--- a/index.html
+++ b/index.html
@@ -7,6 +7,7 @@
 				display: grid;
 				justify-items: center;
 				align-items: center;
+				width: 100%;
 			}
 			h1 {
 				font-size: 3em;
@@ -17,7 +18,12 @@
 				text-align: center;
 				font-family: monospace;
 			}
+			header {
+				width: 100%;
+				max-width: 720px;
+			}
 			section {
+				width: 100%;
 				max-width: 720px;
 			}
 			a {