diff --git a/public/android-chrome-192x192.png b/public/android-chrome-192x192.png
index 5c8371a..5042c7b 100644
Binary files a/public/android-chrome-192x192.png and b/public/android-chrome-192x192.png differ
diff --git a/public/android-chrome-512x512.png b/public/android-chrome-512x512.png
index 58c799b..5ef9074 100644
Binary files a/public/android-chrome-512x512.png and b/public/android-chrome-512x512.png differ
diff --git a/public/apple-touch-icon.png b/public/apple-touch-icon.png
index 7efb407..754c85e 100644
Binary files a/public/apple-touch-icon.png and b/public/apple-touch-icon.png differ
diff --git a/public/favicon-16x16.png b/public/favicon-16x16.png
index d255999..ecfa9d1 100644
Binary files a/public/favicon-16x16.png and b/public/favicon-16x16.png differ
diff --git a/public/favicon-32x32.png b/public/favicon-32x32.png
index 76f7474..937f638 100644
Binary files a/public/favicon-32x32.png and b/public/favicon-32x32.png differ
diff --git a/public/favicon.ico b/public/favicon.ico
index 79ec661..78dd83b 100644
Binary files a/public/favicon.ico and b/public/favicon.ico differ
diff --git a/public/site.webmanifest b/public/site.webmanifest
index 4cc00d4..45dc8a2 100644
--- a/public/site.webmanifest
+++ b/public/site.webmanifest
@@ -1,20 +1 @@
-{
-  "name": "PSW/UI",
-  "short_name": "PSWUI",
-  "description": "PSW/UI is a UI library with minimum dependency.",
-  "icons": [
-    {
-      "src": "/android-chrome-192x192.png",
-      "sizes": "192x192",
-      "type": "image/png"
-    },
-    {
-      "src": "/android-chrome-512x512.png",
-      "sizes": "512x512",
-      "type": "image/png"
-    }
-  ],
-  "theme_color": "#ffffff",
-  "background_color": "#ffffff",
-  "display": "standalone"
-}
+{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}
\ No newline at end of file