diff --git a/_docs/index_tmpl.html b/_docs/index_tmpl.html
index 988cf08ad..49e4270df 100644
--- a/_docs/index_tmpl.html
+++ b/_docs/index_tmpl.html
@@ -1,6 +1,11 @@
 <!DOCTYPE html>
 {{comment .License}}
+<link rel="shortcut icon" href="/favicon.png" type="image/png" >
+<link rel="icon" href="/favicon.png" type="image/png" >
 <style>
+body {
+  font-family: sans-serif;
+}
 table.examples td {
   vertical-align: top;
 }
diff --git a/_docs/public/favicon.png b/_docs/public/favicon.png
new file mode 100644
index 000000000..531c208d8
Binary files /dev/null and b/_docs/public/favicon.png differ
diff --git a/_docs/public/index.html b/_docs/public/index.html
index 94ff3770b..0dc72e0a7 100644
--- a/_docs/public/index.html
+++ b/_docs/public/index.html
@@ -12,7 +12,12 @@ distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.-->
+<link rel="shortcut icon" href="/favicon.png" type="image/png" >
+<link rel="icon" href="/favicon.png" type="image/png" >
 <style>
+body {
+  font-family: sans-serif;
+}
 table.examples td {
   vertical-align: top;
 }
diff --git a/doc.go b/doc.go
index d48589553..e39bcd0d8 100644
--- a/doc.go
+++ b/doc.go
@@ -20,5 +20,7 @@
 //         // Define your game.
 //     }
 //
-//     ebiten.Run(update, 320, 240, 2, "Your game's title")
+//     func main() {
+//         ebiten.Run(update, 320, 240, 2, "Your game's title")
+//     }
 package ebiten
