diff --git a/assets/css/screen.css b/assets/css/screen.css
index b3ffc3e..856dc65 100644
--- a/assets/css/screen.css
+++ b/assets/css/screen.css
@@ -513,6 +513,7 @@ margin on the iframe, cause it breaks stuff. */
     text-decoration: none;
     color: rgba(255,255,255,0.7);
     -webkit-transform: rotate(-90deg);
+    -ms-transform: rotate(-90deg);
     transform: rotate(-90deg);
     -webkit-animation: bounce 4s 2s infinite;
     animation: bounce 4s 2s infinite;