diff --git a/index.html b/index.html
index 2c6d8cd..d250294 100644
--- a/index.html
+++ b/index.html
@@ -11,6 +11,6 @@
     </main>
   </body>
   <footer>
-    <img src="button/button.gif" alt="88x31 with text mira and a pulsating heart as dot on the i" width="88" height="31">
+    <img src="button/button.gif" alt="88x31 with text mira and a pulsating heart as dot on the i" width="88" height="31" style="image-rendering: -moz-crisp-edges; image-rendering: -webkit-optimize-contrast;">
   </footer>
 </html>