add <title> and <meta viewport>

n0099 · web-flow · commit 7bd4cfdca386 · 2019-06-04T08:44:23.000+08:00
diff --git a/401.html b/401.html
@@ -1,5 +1,7 @@
 <html>
     <head>
+        <title>401 UNAUTHORIZED</title>
+        <meta name="viewport" content="width=device-width, initial-scale=1">
         <link href="https://fonts.lug.ustc.edu.cn/css?family=VT323&display=swap" rel="stylesheet">
         <style>
             .glitch {
diff --git a/403.html b/403.html
@@ -1,5 +1,7 @@
 <html>
     <head>
+        <title>403 FORBIDDEN</title>
+        <meta name="viewport" content="width=device-width, initial-scale=1">
         <link href="https://fonts.lug.ustc.edu.cn/css?family=VT323&display=swap" rel="stylesheet">
         <style>
             .glitch {
diff --git a/404.html b/404.html
@@ -1,5 +1,7 @@
 <html>
     <head>
+        <title>404 NOT FOUND</title>
+        <meta name="viewport" content="width=device-width, initial-scale=1">
         <link href="https://fonts.lug.ustc.edu.cn/css?family=VT323&display=swap" rel="stylesheet">
         <style>
             .glitch {
diff --git a/500.html b/500.html
@@ -1,5 +1,7 @@
 <html>
     <head>
+        <title>500 INTERNAL SERVER ERROR</title>
+        <meta name="viewport" content="width=device-width, initial-scale=1">
         <link href="https://fonts.lug.ustc.edu.cn/css?family=VT323&display=swap" rel="stylesheet">
         <style>
             .glitch {
diff --git a/502.html b/502.html
@@ -1,5 +1,7 @@
 <html>
     <head>
+        <title>502 BAD GATEWAY</title>
+        <meta name="viewport" content="width=device-width, initial-scale=1">
         <link href="https://fonts.lug.ustc.edu.cn/css?family=VT323&display=swap" rel="stylesheet">
         <style>
             .glitch {
