diff --git a/.gitignore b/.gitignore
index f01ecd7..e9caf69 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,7 @@
 !.gitignore
 
 !*.gif
+!*.png
 !*.woff2
 
 !*.css
diff --git a/flake.nix b/flake.nix
index 764c3be..e033de6 100644
--- a/flake.nix
+++ b/flake.nix
@@ -50,6 +50,7 @@
     gifFilter   = path: type: builtins.match ".*gif$" path != null;
     jsFilter    = path: type: builtins.match ".*js$" path != null;
     mdFilter    = path: type: builtins.match ".*md$" path != null;
+    pngFilter   = path: type: builtins.match ".*png$" path != null;
     txtFilter   = path: type: builtins.match ".*txt$" path != null;
     woff2Filter = path: type: builtins.match ".*woff2$" path != null;
 
@@ -60,7 +61,8 @@
         || (gifFilter   path type)
         || (jsFilter    path type)
         || (mdFilter    path type)
-        || (txtFilter    path type)
+        || (pngFilter   path type)
+        || (txtFilter   path type)
         || (woff2Filter path type);
     };
 
diff --git a/src/page/icon.png b/src/page/icon.png
new file mode 100644
index 0000000..673a0aa
Binary files /dev/null and b/src/page/icon.png differ
diff --git a/src/page/mod.rs b/src/page/mod.rs
index 743d65b..588bc44 100644
--- a/src/page/mod.rs
+++ b/src/page/mod.rs
@@ -76,7 +76,6 @@ pub fn create(title: Option<&str>, head: Markup, body: Markup) -> Markup {
                         name.clone()
                     }
                 }) }
-                (pname("author", name))
 
                 (property("og:site_name", name))
                 (property("og:title", name))
@@ -87,10 +86,8 @@ pub fn create(title: Option<&str>, head: Markup, body: Markup) -> Markup {
 
                 link rel="icon" href=(asset::File("icon.gif")) type="image/gif";
 
-                (property("og:image", &asset::File("thumbnail.png").to_string()))
-                (property("og:image:type", "image/png"))
-                (property("og:image:height", "1080"))
-                (property("og:image:width", "600"))
+                (pname("twitter:image", &asset::File("icon.png").to_string()))
+                (pname("theme-color", "#00FFFF"))
 
                 @let url = MANIFEST.package.as_ref().unwrap().homepage().unwrap();
                 (property("og:url", url))
diff --git a/src/routes/assets.rs b/src/routes/assets.rs
index 5310be5..0a2a646 100644
--- a/src/routes/assets.rs
+++ b/src/routes/assets.rs
@@ -25,7 +25,7 @@ use crate::{
     },
 };
 
-const ASSET_EXTENSIONS: &[&str] = &[".js", ".css", ".woff2", ".gif", ".txt"];
+const ASSET_EXTENSIONS: &[&str] = &[".js", ".css", ".woff2", ".gif", ".png", ".txt"];
 const ROOT_EXTENSIONS: &[&str] = &[".txt"];
 
 static ASSETS: LazyLock<HashMap<String, Bytes>> = LazyLock::new(|| {