diff --git a/build.py b/build.py
index ab01b54..036e659 100644
--- a/build.py
+++ b/build.py
@@ -42,7 +42,7 @@ def build_page(page_meta):
 def build_index(page_metas):
   page_metas = filter(lambda page_meta: not page_meta[1].get("ishome", False), page_metas)
   page_metas = sorted(page_metas, key = lambda page_meta: page_meta[1].get("date", [0,0,0]), reverse=True)
-  index = '<ul>\n<h1>☰</h1>\n<div id="navhide"><li><a href="/">home</a></li>'
+  index = '<ul>\n<h2>☰</h2>\n<div id="navhide"><li><a href="/">home</a></li>'
   for page, meta in page_metas:
     page_dir = path.dirname(page)
     page_name = path.basename(page_dir)
diff --git a/src/main_layout.html b/src/main_layout.html
index bee6afb..bb7e906 100644
--- a/src/main_layout.html
+++ b/src/main_layout.html
@@ -5,6 +5,8 @@
     <meta name="viewport" content="width=device-width, initial-scale=1"/>
     <link rel="icon" href="/favicon.ico"/>
     <title>[[TITLE]]</title>
+    <meta http-equiv='content-language' content='en'>
+    <meta name="description" content="[[DESCRIPTION]]">
     <meta property="og:title" content="[[TITLE]]"/>
     <meta property="og:description" content="[[DESCRIPTION]]"/>
     <meta property="article:published_time" content="[[DATE]]"/>
@@ -22,7 +24,7 @@
           position: sticky;
           top: 50px;
       }
-      nav h1 {
+      nav h2 {
           position: relative;
           right: 40px;
           visibility: hidden;
@@ -37,10 +39,10 @@
       @media (max-width: 900px) {
         nav { width: 15px; }
         nav #navhide { visibility: hidden; }
-        nav h1 { visibility: visible; }
+        nav h2 { visibility: visible; }
         nav:hover { width: inherit; }
         nav:hover #navhide { visibility: visible; }
-        nav:hover h1 { visibility: hidden; }
+        nav:hover h2 { visibility: hidden; }
       }
     </style>
 [[MATH]]