Add list ghost style + animation

src/styles/components/tasks.scss

@@ -8,10 +8,6 @@
 			transition: transform $transition-duration;
 		}
 
-		.no-move {
-			transition: transform 0;
-		}
-
 		.ghost {
 			border-radius: $radius;
 			background: $grey-100;

src/styles/theme/navigation.scss

@@ -240,6 +240,18 @@
 					}
 				}
 
+				.flip-list-move {
+					transition: transform $transition-duration;
+				}
+
+				.ghost {
+					background: $grey-200;
+
+					* {
+						opacity: 0;
+					}
+				}
+
 				a:hover {
 					background: transparent;
 				}