diff --git a/extension.js b/extension.js
index 5e096c5..592cb1c 100644
--- a/extension.js
+++ b/extension.js
@@ -109,7 +109,11 @@ class WorkspacesBar extends PanelMenu.Button {
 			if (this.workspaces_names[ws_index]) {
 				this.ws_box.label.set_text("  " + this.workspaces_names[ws_index] + "  ");
 			} else {
-				this.ws_box.label.set_text("  " + (ws_index + 1) + "  ");
+				if (this.ws_count == ws_index + 1 && this.active_ws_index != ws_index && global.workspace_manager.get_workspace_by_index(ws_index).n_windows == 0) {
+					this.ws_box.label.set_text("  +  ");
+				} else {
+					this.ws_box.label.set_text("  " + (ws_index + 1) + "  ");
+				}
 			}
 			this.ws_box.set_child(this.ws_box.label);
 			this.ws_box.connect('button-release-event', () => this._toggle_ws(ws_index) );
diff --git a/stylesheet.css b/stylesheet.css
index 1e0a55a..39e274d 100644
--- a/stylesheet.css
+++ b/stylesheet.css
@@ -39,27 +39,31 @@
 /* non-framed version */
 
 .desktop-label-nonempty-active {
+  padding: 3px 0;
   margin-left: 0px;
   margin-right: 8px;
-  background-color: rgba(154, 154, 154, 0.7);
+  background-color: rgba(255, 255, 255, 0.3);
   border-radius: 4px;
 }
 
 .desktop-label-nonempty-inactive {
+  padding: 3px 0;
   margin-left: 0px;
   margin-right: 8px;
-  background-color: rgba(96, 96, 96, 0.7);
+  background-color: rgba(0, 0, 0, 0.0);
   border-radius: 4px;
 }
 
 .desktop-label-empty-active {
+  padding: 3px 0;
   margin-left: 0px;
   margin-right: 8px;
-  background-color: rgba(154, 154, 154, 0.7);
+  background-color: rgba(255, 255, 255, 0.3);
   border-radius: 4px;
 }
 
 .desktop-label-empty-inactive {
+  padding: 3px 0;
   margin-left: 0px;
   margin-right: 8px;
   background-color: rgba(0, 0, 0, 0.0);