Cleaning

index.css

@@ -25,8 +25,12 @@ section {
   scroll-margin-top: 100px;
 }
 @media (max-width: 600px) {
-  header { height: 130px; }
+  header {
-  section { scroll-margin-top: 130px; }
+    height: 130px;
+  }
+  section {
+    scroll-margin-top: 130px;
+  }
 }
 section:nth-child(even) {
   background: #f8f8f8;