diff --git a/pages/im/components/messageCell.vue b/pages/im/components/messageCell.vue
index 3c6563c..6080df1 100644
--- a/pages/im/components/messageCell.vue
+++ b/pages/im/components/messageCell.vue
@@ -82,7 +82,7 @@
                 }
 
                 .time {
-                    font-size: $title-size-sm;
+                    font-size: $title-size-sm - 2;
                     color: $text-gray-m;
                     position: absolute;
                     right: 30rpx;
diff --git a/pages/im/components/messagePreview.nvue b/pages/im/components/messagePreview.nvue
index 91f38b1..cb44e6a 100644
--- a/pages/im/components/messagePreview.nvue
+++ b/pages/im/components/messagePreview.nvue
@@ -1,28 +1,28 @@
 <template>
     <view>
         <view class="preview" v-if="msg.objectName=='RC:TxtMsg'">
-            <text v-if="conversationType == 3">{{ user.name }}: </text>{{ msg.content || '' }}
+            <text v-if="conversationType == 3">{{ user.name }}：</text>{{ msg.content || '' }}
         </view>
         <view class="preview" v-if="msg.objectName=='RC:HQVCMsg'">
-            <text v-if="conversationType == 3">{{ user.name }}: </text>[语音]
+            <text v-if="conversationType == 3">{{ user.name }}：</text>[语音]
         </view>
         <view class="preview" v-if="msg.objectName=='RC:ImgMsg'">
-            <text v-if="conversationType == 3">{{ user.name }}: </text>[图片]
+            <text v-if="conversationType == 3">{{ user.name }}：</text>[图片]
         </view>
         <view class="preview" v-if="msg.objectName=='RC:GIFMsg'">
-            <text v-if="conversationType == 3">{{ user.name }}: </text>[表情]
+            <text v-if="conversationType == 3">{{ user.name }}：</text>[表情]
         </view>
         <view class="preview" v-if="msg.objectName=='RC:FileMsg'">
-            <text v-if="conversationType == 3">{{ user.name }}: </text>[文件]
+            <text v-if="conversationType == 3">{{ user.name }}：</text>[文件]
         </view>
         <view class="preview" v-if="msg.objectName=='RC:LBSMsg'">
-            <text v-if="conversationType == 3">{{ user.name }}: </text>[位置]
+            <text v-if="conversationType == 3">{{ user.name }}：</text>[位置]
         </view>
         <view class="preview" v-if="msg.objectName=='RC:AudioMsg'">
-            <text v-if="conversationType == 3">{{ user.name }}: </text>[语音通话]
+            <text v-if="conversationType == 3">{{ user.name }}：</text>[语音通话]
         </view>
         <view class="preview" v-if="msg.objectName=='RC:VideoMsg'">
-            <text v-if="conversationType == 3">{{ user.name }}: </text>[视频通话]
+            <text v-if="conversationType == 3">{{ user.name }}：</text>[视频通话]
         </view>
     </view>
 </template>
@@ -56,7 +56,7 @@
         color: $text-gray-m;
         padding-top: $padding - 22;
         padding-bottom: $padding;
-        font-size: $title-size-m;
+        font-size: $title-size-m - 2;
         height: 32rpx;
         line-height: 32rpx;
         width: 520rpx;