diff --git a/chrome_point_plus/css/fancybox/style.css b/chrome_point_plus/css/fancybox/style.css
index 2de2c9e..10c7f5e 100644
--- a/chrome_point_plus/css/fancybox/style.css
+++ b/chrome_point_plus/css/fancybox/style.css
@@ -16,10 +16,7 @@
     background-image: url('chrome-extension://__MSG_@@extension_id__/vendor/fancybox/source/fancybox_overlay.png');
 }
 
-@media only screen and (-webkit-min-device-pixel-ratio: 1.5),
-only screen and (min--moz-device-pixel-ratio: 1.5),
-only screen and (min-device-pixel-ratio: 1.5) {
-
+@media only screen and (min-device-pixel-ratio: 1.5) {
     #fancybox-loading, .fancybox-close, .fancybox-prev span, .fancybox-next span {
         background-image: url('chrome-extension://__MSG_@@extension_id__/vendor/fancybox/source/fancybox_sprite@2x.png');
     }