Add loading state (initial)

Add rollover actions on train service
Add some additional toc styles

src/lib/components/ui/TocStyle.svelte

@@ -22,8 +22,22 @@
 		justify-content: center;
 		padding: 2px 8px;
 		font-weight: 800;
+		font-size: 1.1rem;
 		background-color: #333;
 		color: #fff;
+		font-family:'Courier New', Courier, monospace;
+	}
+
+	.AW {
+		/* Transport for Wales */
+		background: red;
+		color: white;
+	}
+
+	.LM {
+		/* West Midlands Trains */
+		background: rgb(176, 115, 1);
+		color: white;
 	}
 
 	.GW {
@@ -44,6 +58,12 @@
 		color: #ffffff;
 	}
 
+	.GN {
+		/* Great Northern */
+		background-color: fuchsia;
+		color: rgb(229, 229, 229);
+	}
+
 	.SW {
 		/* South Western Railway */
 		background-color: #2a3389;