diff --git a/src/gnome-shell/sass/_extensions-3-28.scss b/src/gnome-shell/sass/_extensions-3-28.scss
index ee07001..d8f7e35 100644
--- a/src/gnome-shell/sass/_extensions-3-28.scss
+++ b/src/gnome-shell/sass/_extensions-3-28.scss
@@ -161,3 +161,39 @@ $icon_padding: 9px;
     }
   }
 }
+
+//
+// Pop_OS cosmic widget styling
+//
+
+.cosmic-solid-bg {
+  background-color: $system_bg_color;
+}
+
+.cosmic-dock {
+  #dock {
+    background-color: transparent;
+
+    .dash-background {
+      background-color: $panel_bg_color;
+    }
+  }
+
+  &.extended {
+    #dash {
+      margin-left: 0;
+      margin-right: 0;
+      margin-top: 0;
+      margin-bottom: 0;
+      padding: 0 0;
+
+      .dash-background {
+        border-radius: 0;
+        margin-left: 0;
+        margin-right: 0;
+        margin-top: 0;
+        margin-bottom: 0;
+      }
+    }
+  }
+}
diff --git a/src/gnome-shell/shell-3-28/gnome-shell-compact.css b/src/gnome-shell/shell-3-28/gnome-shell-compact.css
index 9d5c8a5..237699f 100644
--- a/src/gnome-shell/shell-3-28/gnome-shell-compact.css
+++ b/src/gnome-shell/shell-3-28/gnome-shell-compact.css
@@ -4045,3 +4045,31 @@ StWidget.focused .app-well-app-running-dot {
 .popup-menu .search-entry:hover .search-entry-icon, .popup-menu .search-entry:focus .search-entry-icon {
   color: rgba(0, 0, 0, 0.87);
 }
+
+.cosmic-solid-bg {
+  background-color: #222222;
+}
+
+.cosmic-dock #dock {
+  background-color: transparent;
+}
+
+.cosmic-dock #dock .dash-background {
+  background-color: rgba(0, 0, 0, 0.5);
+}
+
+.cosmic-dock.extended #dash {
+  margin-left: 0;
+  margin-right: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+  padding: 0 0;
+}
+
+.cosmic-dock.extended #dash .dash-background {
+  border-radius: 0;
+  margin-left: 0;
+  margin-right: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+}
diff --git a/src/gnome-shell/shell-3-28/gnome-shell-dark-compact.css b/src/gnome-shell/shell-3-28/gnome-shell-dark-compact.css
index 46ebae3..cd81545 100644
--- a/src/gnome-shell/shell-3-28/gnome-shell-dark-compact.css
+++ b/src/gnome-shell/shell-3-28/gnome-shell-dark-compact.css
@@ -4045,3 +4045,31 @@ StWidget.focused .app-well-app-running-dot {
 .popup-menu .search-entry:hover .search-entry-icon, .popup-menu .search-entry:focus .search-entry-icon {
   color: rgba(255, 255, 255, 0.9);
 }
+
+.cosmic-solid-bg {
+  background-color: #222222;
+}
+
+.cosmic-dock #dock {
+  background-color: transparent;
+}
+
+.cosmic-dock #dock .dash-background {
+  background-color: rgba(0, 0, 0, 0.5);
+}
+
+.cosmic-dock.extended #dash {
+  margin-left: 0;
+  margin-right: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+  padding: 0 0;
+}
+
+.cosmic-dock.extended #dash .dash-background {
+  border-radius: 0;
+  margin-left: 0;
+  margin-right: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+}
diff --git a/src/gnome-shell/shell-3-28/gnome-shell-dark.css b/src/gnome-shell/shell-3-28/gnome-shell-dark.css
index e7889ac..e870551 100644
--- a/src/gnome-shell/shell-3-28/gnome-shell-dark.css
+++ b/src/gnome-shell/shell-3-28/gnome-shell-dark.css
@@ -4045,3 +4045,31 @@ StWidget.focused .app-well-app-running-dot {
 .popup-menu .search-entry:hover .search-entry-icon, .popup-menu .search-entry:focus .search-entry-icon {
   color: rgba(255, 255, 255, 0.9);
 }
+
+.cosmic-solid-bg {
+  background-color: #222222;
+}
+
+.cosmic-dock #dock {
+  background-color: transparent;
+}
+
+.cosmic-dock #dock .dash-background {
+  background-color: rgba(0, 0, 0, 0.5);
+}
+
+.cosmic-dock.extended #dash {
+  margin-left: 0;
+  margin-right: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+  padding: 0 0;
+}
+
+.cosmic-dock.extended #dash .dash-background {
+  border-radius: 0;
+  margin-left: 0;
+  margin-right: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+}
diff --git a/src/gnome-shell/shell-3-28/gnome-shell.css b/src/gnome-shell/shell-3-28/gnome-shell.css
index 6fe1023..fdd884f 100644
--- a/src/gnome-shell/shell-3-28/gnome-shell.css
+++ b/src/gnome-shell/shell-3-28/gnome-shell.css
@@ -4045,3 +4045,31 @@ StWidget.focused .app-well-app-running-dot {
 .popup-menu .search-entry:hover .search-entry-icon, .popup-menu .search-entry:focus .search-entry-icon {
   color: rgba(0, 0, 0, 0.87);
 }
+
+.cosmic-solid-bg {
+  background-color: #222222;
+}
+
+.cosmic-dock #dock {
+  background-color: transparent;
+}
+
+.cosmic-dock #dock .dash-background {
+  background-color: rgba(0, 0, 0, 0.5);
+}
+
+.cosmic-dock.extended #dash {
+  margin-left: 0;
+  margin-right: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+  padding: 0 0;
+}
+
+.cosmic-dock.extended #dash .dash-background {
+  border-radius: 0;
+  margin-left: 0;
+  margin-right: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+}