1 files changed, 2 insertions, 1 deletions
diff --git a/build.sh b/build.sh
index efd728d..cfa9d3b 100755
--- a/build.sh
+++ b/build.sh
@@ -1,6 +1,7 @@
 #!/bin/sh
 
-header='<meta charset="UTF-8">
+header='<!DOCTYPE html>
+<meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <style>
   body {