diff --git a/packages/client/src/components/MkDriveFileThumbnail.vue b/packages/client/src/components/MkDriveFileThumbnail.vue
index 39150c10c6..48b5428177 100644
--- a/packages/client/src/components/MkDriveFileThumbnail.vue
+++ b/packages/client/src/components/MkDriveFileThumbnail.vue
@@ -1,5 +1,5 @@
 <template>
-	<div ref="thumbnail" class="zdjebgpv">
+	<button ref="thumbnail" class="zdjebgpv">
 		<ImgWithBlurhash
 			v-if="isThumbnailAvailable"
 			:hash="file.blurhash"
@@ -36,7 +36,7 @@
 			v-if="isThumbnailAvailable && is === 'video'"
 			class="ph-file-video ph-bold ph-lg icon-sub"
 		></i>
-	</div>
+	</button>
 </template>
 
 <script lang="ts" setup>
@@ -88,6 +88,9 @@ const isThumbnailAvailable = computed(() => {
 	background: var(--panel);
 	border-radius: 8px;
 	overflow: clip;
+	border: 0;
+	padding: 0;
+	cursor: pointer;
 
 	> .icon-sub {
 		position: absolute;
diff --git a/packages/client/src/components/MkMediaImage.vue b/packages/client/src/components/MkMediaImage.vue
index 8829080402..055a9e9b1a 100644
--- a/packages/client/src/components/MkMediaImage.vue
+++ b/packages/client/src/components/MkMediaImage.vue
@@ -138,6 +138,10 @@ watch(
 		background-position: center;
 		background-size: contain;
 		background-repeat: no-repeat;
+		&:focus {
+			border: 2px solid var(--accent);
+			box-sizing: border-box;
+		}
 
 		> .gif {
 			background-color: var(--fg);
diff --git a/packages/client/src/components/MkPostFormAttaches.vue b/packages/client/src/components/MkPostFormAttaches.vue
index ad2155155b..29d5dc79c7 100644
--- a/packages/client/src/components/MkPostFormAttaches.vue
+++ b/packages/client/src/components/MkPostFormAttaches.vue
@@ -198,7 +198,6 @@ export default defineComponent({
 			height: 64px;
 			margin-right: 4px;
 			border-radius: 4px;
-			overflow: hidden;
 			cursor: move;
 
 			&:hover > .remove {