diff --git a/sidebar-hover-reveal.css b/sidebar-hover-reveal.css
index 983d32f..bc01974 100644
--- a/sidebar-hover-reveal.css
+++ b/sidebar-hover-reveal.css
@@ -5,7 +5,7 @@
    --sidebar-not-hovered-width: 50px; /* Other values not tested */
    --sidebar-hovered-width: 226px !important; /* Other values not tested */
 
-   --sidebar-transition-duration: 0.15s;
+   --sidebar-transition-duration: 0.15s ease;
 }
 
 #sidebar-main {
diff --git a/toolbox-hover-reveal.css b/toolbox-hover-reveal.css
index 1422d04..b0c7f2e 100644
--- a/toolbox-hover-reveal.css
+++ b/toolbox-hover-reveal.css
@@ -3,11 +3,11 @@
     margin-top: -38px;
     
     z-index: 6 !important;
-    
+
     position: relative;
     top: 0px;
     
-    transition: all 0.25s, background-color var(--inactive-window-transition) !important;
+    transition: all 0.25s ease, background-color var(--inactive-window-transition) !important;
 
     & * {
         opacity: 0;
@@ -24,4 +24,12 @@
     & * {
         opacity: 1;
     }
+}
+
+body {
+   background: var(--toolbox-bgcolor);
+
+   &:-moz-window-inactive {
+      background: var(--toolbox-bgcolor-inactive);
+   }
 }
\ No newline at end of file