Add arrow navigation to route page

route.js

@@ -225,7 +225,7 @@ function onItineraries(data) {
                 var departureLink = document.createElement('a')
                 departureHeading.appendChild(departureLink)
                 departureLink.textContent = train.from
-                departureLink.classList.add('no-custom-a')
+                departureLink.classList.add('no-custom-a', 'items')
                 var departureUrl = new URL('/view-station.html', window.location.origin)
                 departureUrl.searchParams.set('station', train.from)
                 departureLink.href = departureUrl.toString()
@@ -237,7 +237,7 @@ function onItineraries(data) {
             var trainLink = document.createElement('a')
             trainP.appendChild(trainLink)
             trainIdSpan(train.trainRank, train.trainNumber, trainLink)
-            trainLink.classList.add('no-custom-a')
+            trainLink.classList.add('no-custom-a', 'items')
             var trainUrl = new URL('/view-train.html', window.location.origin)
             trainUrl.searchParams.set('train', train.trainNumber)
             trainLink.href = trainUrl.toString()
@@ -256,7 +256,7 @@ function onItineraries(data) {
             var arrivalLink = document.createElement('a')
             arrivalHeading.appendChild(arrivalLink)
             arrivalLink.textContent = train.to
-            arrivalLink.classList.add('no-custom-a')
+            arrivalLink.classList.add('no-custom-a', 'items')
             var arrivalUrl = new URL('/view-station.html', window.location.origin)
             arrivalUrl.searchParams.set('station', train.from)
             arrivalLink.href = arrivalUrl.toString()