Make schedule past readable

Changes the red rectangle that denotes how far along the schedule is semi-transparent so the things below can still be read.

assets/css/_schedule.less

@@ -19,6 +19,7 @@ body .schedule {
 	.now {
 		position: absolute;
 		pointer-events: none;
+		opacity: 50%;
 		height: 100%;
 		display: flex;
 		left: 0;
@@ -189,4 +190,4 @@ body .schedule {
 		border: 0;
 		background-color: transparent;
 	}
-}
+}