diff --git a/src/components/Signin.vue b/src/components/Signin.vue
index 426793b..abfad4e 100644
--- a/src/components/Signin.vue
+++ b/src/components/Signin.vue
@@ -111,7 +111,7 @@ onShow(() => {
 
 <template>
   <view class="container" :style="{ background: noBg ? '#fff' : 'none' }">
-    <view class="avatar" :style="{ borderColor: noBg ? '#E3E3E3' : '#fff' }">
+    <view class="avatar" :style="{ borderColor: noBg ? '#E3E3E3' : '#fff3' }">
       <text :style="{ color: noBg ? '#666' : '#fff' }">头像:</text>
       <button
         open-type="chooseAvatar"
@@ -124,12 +124,12 @@ onShow(() => {
         <image src="../static/enter.png" mode="widthFix" />
       </button>
     </view>
-    <view class="nickname" :style="{ borderColor: noBg ? '#E3E3E3' : '#fff' }">
+    <view class="nickname" :style="{ borderColor: noBg ? '#E3E3E3' : '#fff3' }">
       <text :style="{ color: noBg ? '#666' : '#fff' }">昵称:</text>
       <input
         type="nickname"
         placeholder="请输入昵称"
-        :placeholder-style="{ color: noBg ? '#666' : '#fff9' }"
+        :placeholder-style="`color: ${noBg ? '#666' : '#fff9'} `"
         @change="onNicknameChange"
         @blur="onNicknameBlur"
         :style="{ color: noBg ? '#333' : '#fff' }"
diff --git a/src/pages/friend-battle.vue b/src/pages/friend-battle.vue
index 2b14d87..2479fea 100644
--- a/src/pages/friend-battle.vue
+++ b/src/pages/friend-battle.vue
@@ -312,6 +312,7 @@ onShow(async () => {
 }
 .stars > image {
   width: 4vw;
+  height: 4vw;
   margin: 0 1px;
 }
 </style>