Add code for saturation/colorization.

src/_header.scss

@@ -1,2 +1,3 @@
 @import 'header/nav';
 @import 'header/meta';
+@import 'header/player';

src/_mixins.scss

@@ -0,0 +1,3 @@
+@mixin saturate-from-red($brightness: 250%, $saturate: 45%) {
+  filter: hue-rotate(220deg) brightness($brightness) saturate($saturate);
+}

src/_variables.scss

@@ -11,6 +11,7 @@ $icedream-text-color: #EEE !default;
 $icedream-extended-line-height: 5vmin !default;
 
 // extra features
+$icedream-staturation: true !default;
 $icedream-metadata-overlay: false !default;
 $icedream-metadata-overlay-background-gradient-from: #000 !default;
 $icedream-metadata-overlay-background-gradient-to: transparent !default;

src/header/_player.scss

@@ -0,0 +1,15 @@
+// player
+#player {
+  .player_button {
+    @if $icedream-staturation {
+      @include saturate-from-red();
+    }
+  }
+  .slider {
+    .active {
+      @if $icedream-staturation {
+        @include saturate-from-red();
+      }
+    }
+  }
+}

src/icedream.scss

@@ -1,5 +1,7 @@
 @charset 'UTF-8';
 
+@import 'mixins';
+
 @import 'variables';
 
 @import 'font';

src/main/_page.scss

@@ -17,4 +17,16 @@
   &:not(#page_Chat) {
     @include icedream-font;
   }
+
+  .eq {
+    @if $icedream-staturation {
+      @include saturate-from-red();
+    }
+  }
+
+  #wave {
+    @if $icedream-staturation {
+      @include saturate-from-red(300%, 5%);
+    }
+  }
 }