diff --git a/assets/css/min770px.css b/assets/css/min770px.css
index 32f0747..aa81a7f 100644
--- a/assets/css/min770px.css
+++ b/assets/css/min770px.css
@@ -1,3 +1,4 @@
+@media (min-width: 770px) {
 body {
     width: 600px;
     line-height: 1.5;
@@ -35,3 +36,4 @@ main#content pre {
     margin-left: -4%;
     padding: 1.5rem 2.2rem;
 }
+}