diff --git a/src/client/components/date-separated-list.vue b/src/client/components/date-separated-list.vue
index 012ed4238..0f2823d39 100644
--- a/src/client/components/date-separated-list.vue
+++ b/src/client/components/date-separated-list.vue
@@ -171,12 +171,4 @@ export default defineComponent({
 		}
 	}
 }
-
-._inContainer_ .sqadhkmv > * {
-	margin: 0 !important;
-	border: none;
-	border-bottom: solid 0.5px var(--divider);
-	border-radius: 0;
-	box-shadow: none;
-}
 </style>
diff --git a/src/client/ui/deck/column.vue b/src/client/ui/deck/column.vue
index 3fae7c27e..7a08b65a6 100644
--- a/src/client/ui/deck/column.vue
+++ b/src/client/ui/deck/column.vue
@@ -1,6 +1,6 @@
 <template>
 <!-- sectionを利用しているのは、deck.vue側でcolumnに対してfirst-of-typeを効かせるため -->
-<section class="dnpfarvg _panel _narrow_" :class="{ paged: isMainColumn, naked, _inContainer_: !isMainColumn, active, isStacked, draghover, dragging, dropready }"
+<section class="dnpfarvg _panel _narrow_" :class="{ paged: isMainColumn, naked, active, isStacked, draghover, dragging, dropready }"
 	@dragover.prevent.stop="onDragover"
 	@dragleave="onDragleave"
 	@drop.prevent.stop="onDrop"