diff --git a/public/android-chrome-192x192.png b/public/android-chrome-192x192.png
index da6e67e..2cc61a0 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 250fd8d..8a86e35 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 e2d937c..1ad84f6 100644
Binary files a/public/apple-touch-icon.png and b/public/apple-touch-icon.png differ
diff --git a/public/mstile-150x150.png b/public/mstile-150x150.png
index 4c2acdc..09d0809 100644
Binary files a/public/mstile-150x150.png and b/public/mstile-150x150.png differ
diff --git a/src/assets/icons/arrowtop.svg b/src/assets/icons/arrowtop.svg
index a17be84..4ec1022 100644
--- a/src/assets/icons/arrowtop.svg
+++ b/src/assets/icons/arrowtop.svg
@@ -1,8 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" x="0px" y="0px" width="50" height="50" viewBox="0 0 172 172" style=" fill:#000000;">
-	<g fill="none" fill-rule="nonzero" stroke="none" stroke-width="1" stroke-linecap="butt" stroke-linejoin="miter" stroke-miterlimit="10" stroke-dasharray="" stroke-dashoffset="0" font-family="none" font-weight="none" font-size="none" text-anchor="none" style="mix-blend-mode: normal">
-		<path d="M0,172v-172h172v172z" fill="none"></path>
-		<g fill="#cedbdc">
-			<path d="M16.6625,44.3975l-7.2025,7.2025l76.54,76.54l76.54,-76.54l-7.2025,-7.2025l-69.3375,69.3375z"></path>
-		</g>
-	</g>
-</svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" width="50" height="50" x="0" y="0" viewBox="0 0 172 172" style="fill:#000"><g fill="none" fill-rule="nonzero" stroke="none" stroke-dashoffset="0" stroke-linecap="butt" stroke-linejoin="miter" stroke-miterlimit="10" stroke-width="1" font-family="none" font-size="none" font-weight="none" text-anchor="none" style="mix-blend-mode:normal"><path fill="none" d="M0,172v-172h172v172z"/><g fill="#cedbdc"><path d="M16.6625,44.3975l-7.2025,7.2025l76.54,76.54l76.54,-76.54l-7.2025,-7.2025l-69.3375,69.3375z"/></g></g></svg>
\ No newline at end of file
diff --git a/src/assets/img/404.png b/src/assets/img/404.png
old mode 100755
new mode 100644
index 835d304..fa99c3c
Binary files a/src/assets/img/404.png and b/src/assets/img/404.png differ