fix: make grid item stand out from page background

src/components/shows/ShowListGridItem.vue

 <template>
   <router-link
     :to="{ name: 'show', params: { showId: show.id } }"
-    class="tw-rounded-md tw-overflow-hidden tw-bg-gray-50 tw-h-full tw-text-inherit tw-group hocus:tw-no-underline tw-border-solid tw-border tw-transition tw-border-black/5"
+    class="tw-rounded-md tw-overflow-hidden tw-bg-white tw-h-full tw-text-inherit tw-group hocus:tw-no-underline tw-border-solid tw-border tw-transition tw-border-black/5"
   >
     <Image :image="showImage" class="tw-w-full tw-aspect-[16/5] tw-bg-gray-200" />
     <div class="tw-relative tw-min-h-[100px] tw-p-6">