diff --git a/index.html b/index.html
index ad1dc0c..aabca74 100644
--- a/index.html
+++ b/index.html
@@ -5,7 +5,12 @@
   <meta
     name="viewport"
     content="width=device-width, initial-scale=1.0">
-  <title>IFPlayer</title>
+  <title>
+    IFPlayer
+  </title>
+  <meta
+    name="description"
+    content="Interactive Fiction player for the web.">
 </head>
 <body>
   <div id="root">
diff --git a/src/components/GameEntry/GameEntry.jsx b/src/components/GameEntry/GameEntry.jsx
index 95d03dd..2747e84 100644
--- a/src/components/GameEntry/GameEntry.jsx
+++ b/src/components/GameEntry/GameEntry.jsx
@@ -10,6 +10,7 @@ export default ({ name, ifdb, url }) => (
     <h4>{name}</h4>
     <a
       target='_blank'
+      rel='noopener'
       href={ifdb}>
       IFDB page
     </a>
diff --git a/src/components/Player/Status.jsx b/src/components/Player/Status.jsx
index dc3ff9e..d376c6f 100644
--- a/src/components/Player/Status.jsx
+++ b/src/components/Player/Status.jsx
@@ -14,6 +14,7 @@ const fail = details => (
     |
     <a
       target='_blank'
+      rel='noopener'
       href='https://github.com/He4eT/ifplayer/issues'>
       Report bug
     </a>
diff --git a/src/views/GamesView/GamesView.jsx b/src/views/GamesView/GamesView.jsx
index 3d85ca6..9a8d53f 100644
--- a/src/views/GamesView/GamesView.jsx
+++ b/src/views/GamesView/GamesView.jsx
@@ -21,6 +21,7 @@ export default function () {
       <h1>
         <a
           target='_blank'
+          rel='noopener'
           href='https://ifdb.org/'
           title='The Interactive Fiction Database'>
           IFDB
@@ -32,9 +33,9 @@ export default function () {
           go back</Link>.
       </p>
 
-      <h3>
+      <h2>
         Tutorial
-      </h3>
+      </h2>
 
       <p>
         If you are not familiar with Interactive Fiction,
@@ -52,19 +53,21 @@ export default function () {
 
       <br />
 
-      <h3>
+      <h2>
         Interactive Fiction Top 50 of All Time
-      </h3>
+      </h2>
 
       <p>
         <a
           target='_blank'
+          rel='noopener'
           href='https://ifdb.org/search?comp&sortby=awn&searchfor=series%3AInteractive+Fiction+Top+50+of+All+Time'>
           Every four years </a>, Victor Gijsbers puts
         together a list of the top 50 IF games of all time.
 
         Here is an almost complete version of the <a
           target='_blank'
+          rel='noopener'
           href='https://ifdb.org/viewcomp?id=1lv599reviaxvwo7'>
           list for 2019</a>:
       </p>
diff --git a/src/views/HomeView/HomeView.jsx b/src/views/HomeView/HomeView.jsx
index 9476cbf..7fb2c0f 100644
--- a/src/views/HomeView/HomeView.jsx
+++ b/src/views/HomeView/HomeView.jsx
@@ -31,6 +31,7 @@ export default function ({ themeEngine }) {
           <br />
           Source code can be found in this <a
             target='_blank'
+            rel='noopener'
             href='https://github.com/He4eT/ifplayer'>
             repository
           </a>.
@@ -40,9 +41,9 @@ export default function ({ themeEngine }) {
       <hr />
 
       <section>
-        <h3>
+        <h2>
           Interface theme
-        </h3>
+        </h2>
 
         <ThemeSelector {...{
           themeEngine
@@ -59,9 +60,9 @@ export default function ({ themeEngine }) {
       <hr />
 
       <section>
-        <h3>
+        <h2>
           Play a game from the list
-        </h3>
+        </h2>
 
         <p>
           <Link href={'/#/games/'}>
@@ -73,9 +74,9 @@ export default function ({ themeEngine }) {
       <hr />
 
       <section>
-        <h3>
+        <h2>
           Play the game from a file
-        </h3>
+        </h2>
 
         <p>
           <details>
diff --git a/src/views/NotFoundView.jsx b/src/views/NotFoundView.jsx
index df49c6b..b189926 100644
--- a/src/views/NotFoundView.jsx
+++ b/src/views/NotFoundView.jsx
@@ -17,6 +17,7 @@ export default () => (
       |
       <a
         target='_blank'
+        rel='noopener'
         href='https://github.com/He4eT/ifplayer/issues'>
         Report bug
       </a>
