diff --git a/package.json b/package.json
index eac402538..e9cb7c8d2 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,8 @@
 {
 	"name": "misskey",
 	"author": "syuilo <i@syuilo.com>",
-	"version": "8.11.0",
-	"clientVersion": "1.0.8979",
+	"version": "8.11.1",
+	"clientVersion": "1.0.8981",
 	"codename": "nighthike",
 	"main": "./built/index.js",
 	"private": true,
diff --git a/src/client/app/desktop/views/pages/admin/admin.dashboard.vue b/src/client/app/desktop/views/pages/admin/admin.dashboard.vue
index e0d23331b..fbb9f1818 100644
--- a/src/client/app/desktop/views/pages/admin/admin.dashboard.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.dashboard.vue
@@ -1,5 +1,5 @@
 <template>
-<div class="obdskegsannmntldydackcpzezagxqfy card">
+<div class="obdskegsannmntldydackcpzezagxqfy mk-admin-card">
 	<header>%i18n:@dashboard%</header>
 	<div v-if="stats" class="stats">
 		<div><b>%fa:user% {{ stats.originalUsersCount | number }}</b><span>%i18n:@original-users%</span></div>
diff --git a/src/client/app/desktop/views/pages/admin/admin.suspend-user.vue b/src/client/app/desktop/views/pages/admin/admin.suspend-user.vue
index 59932f4be..8d8e37e18 100644
--- a/src/client/app/desktop/views/pages/admin/admin.suspend-user.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.suspend-user.vue
@@ -1,5 +1,5 @@
 <template>
-<div class="card">
+<div class="mk-admin-card">
 	<header>%i18n:@suspend-user%</header>
 	<input v-model="username" type="text" class="ui"/>
 	<button class="ui" @click="suspendUser" :disabled="suspending">%i18n:@suspend%</button>
diff --git a/src/client/app/desktop/views/pages/admin/admin.unsuspend-user.vue b/src/client/app/desktop/views/pages/admin/admin.unsuspend-user.vue
index a75c0bd64..ec423969b 100644
--- a/src/client/app/desktop/views/pages/admin/admin.unsuspend-user.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.unsuspend-user.vue
@@ -1,5 +1,5 @@
 <template>
-<div class="card">
+<div class="mk-admin-card">
 	<header>%i18n:@unsuspend-user%</header>
 	<input v-model="username" type="text" class="ui"/>
 	<button class="ui" @click="unsuspendUser" :disabled="unsuspending">%i18n:@unsuspend%</button>
diff --git a/src/client/app/desktop/views/pages/admin/admin.unverify-user.vue b/src/client/app/desktop/views/pages/admin/admin.unverify-user.vue
index 72962870d..e8204e69f 100644
--- a/src/client/app/desktop/views/pages/admin/admin.unverify-user.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.unverify-user.vue
@@ -1,5 +1,5 @@
 <template>
-<div class="card">
+<div class="mk-admin-card">
 	<header>%i18n:@unverify-user%</header>
 	<input v-model="username" type="text" class="ui"/>
 	<button class="ui" @click="unverifyUser" :disabled="unverifying">%i18n:@unverify%</button>
diff --git a/src/client/app/desktop/views/pages/admin/admin.verify-user.vue b/src/client/app/desktop/views/pages/admin/admin.verify-user.vue
index 3902d4bdd..91fb04af8 100644
--- a/src/client/app/desktop/views/pages/admin/admin.verify-user.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.verify-user.vue
@@ -1,5 +1,5 @@
 <template>
-<div class="card">
+<div class="mk-admin-card">
 	<header>%i18n:@verify-user%</header>
 	<input v-model="username" type="text" class="ui"/>
 	<button class="ui" @click="verifyUser" :disabled="verifying">%i18n:@verify%</button>
diff --git a/src/client/app/desktop/views/pages/admin/admin.vue b/src/client/app/desktop/views/pages/admin/admin.vue
index e669b0d2a..3438462cd 100644
--- a/src/client/app/desktop/views/pages/admin/admin.vue
+++ b/src/client/app/desktop/views/pages/admin/admin.vue
@@ -103,7 +103,7 @@ export default Vue.extend({
 			> div
 				max-width 800px
 
-.card
+.mk-admin-card
 	padding 32px
 	background #fff
 	box-shadow 0 2px 8px rgba(#000, 0.1)