diff --git a/web/viewer-geckoview.css b/web/viewer-geckoview.css
index ddaa204da..0d81d6da9 100644
--- a/web/viewer-geckoview.css
+++ b/web/viewer-geckoview.css
@@ -201,11 +201,6 @@ body {
   opacity: 0.5;
 }
 
-.toolbarButton:hover,
-.toolbarButton:focus-visible {
-  backdrop-filter: blur(20px) contrast(200%) invert(100%);
-}
-
 .toolbarButton::before {
   display: inline-block;
   width: 100%;
@@ -220,10 +215,6 @@ body {
   opacity: var(--toolbar-icon-opacity);
 }
 
-.toolbarButton:hover::before {
-  backdrop-filter: invert(60%);
-}
-
 #download::before {
   mask-image: var(--toolbarButton-download-icon);
 }