diff --git a/src/web/app/common/views/components/file-type-icon.vue b/src/web/app/common/views/components/file-type-icon.vue
index aa2f0ed519..b7e868d1f7 100644
--- a/src/web/app/common/views/components/file-type-icon.vue
+++ b/src/web/app/common/views/components/file-type-icon.vue
@@ -1,5 +1,5 @@
 <template>
-<span>
+<span class="mk-file-type-icon">
 	<template v-if="kind == 'image'">%fa:file-image%</template>
 </span>
 </template>
diff --git a/src/web/app/mobile/views/components/drive.file.vue b/src/web/app/mobile/views/components/drive.file.vue
index a41d9bcfdc..db73816282 100644
--- a/src/web/app/mobile/views/components/drive.file.vue
+++ b/src/web/app/mobile/views/components/drive.file.vue
@@ -144,7 +144,7 @@ export default Vue.extend({
 					padding 0
 					color #9D9D9D
 
-					> mk-file-type-icon
+					> .mk-file-type-icon
 						margin-right 4px
 
 				> .data-size
diff --git a/src/web/app/mobile/views/components/post-form.vue b/src/web/app/mobile/views/components/post-form.vue
index 570cd03510..d16d5d358b 100644
--- a/src/web/app/mobile/views/components/post-form.vue
+++ b/src/web/app/mobile/views/components/post-form.vue
@@ -4,7 +4,7 @@
 		<button class="cancel" @click="cancel">%fa:times%</button>
 		<div>
 			<span class="text-count" :class="{ over: text.length > 1000 }">{{ 1000 - text.length }}</span>
-			<button class="submit" :disabled="posting" @click="post">%i18n:mobile.tags.mk-post-form.submit%</button>
+			<button class="submit" :disabled="posting" @click="post">{{ reply ? '返信' : '%i18n:mobile.tags.mk-post-form.submit%' }}</button>
 		</div>
 	</header>
 	<div class="form">
@@ -137,6 +137,7 @@ export default Vue.extend({
 		box-shadow 0 1px 0 0 rgba(0, 0, 0, 0.1)
 
 		> .cancel
+			padding 0
 			width 50px
 			line-height 50px
 			font-size 24px
@@ -155,6 +156,7 @@ export default Vue.extend({
 				margin 8px
 				padding 0 16px
 				line-height 34px
+				vertical-align bottom
 				color $theme-color-foreground
 				background $theme-color
 				border-radius 4px