diff --git a/pages/upload/upload.vue b/pages/upload/upload.vue
index 5e34081..2a57ec1 100644
--- a/pages/upload/upload.vue
+++ b/pages/upload/upload.vue
@@ -372,9 +372,11 @@
 								<view class="inline-fields" style="flex:1;align-items:stretch;">
 									<view class="inline-field" style="flex:1;">
 										<picker @change="onNoIsbnCategoryChange" :value="noIsbnCategoryIndex" :range="noIsbnCategoryNames">
-											<view class="category-select" style="height:100%;">
+											<view class="category-select">
 												<text class="category-value">{{ noIsbnCategoryNames[noIsbnCategoryIndex] || '请选择分类' }}</text>
-												<text class="picker-arrow">›</text>
+												<view class="dropdown-btn" style="height:100%;">
+													<text style="font-size:20rpx;color:#909399;">▼</text>
+												</view>
 											</view>
 										</picker>
 									</view>
@@ -4682,20 +4684,39 @@ picker {
 .category-select {
   background-color: #ffffff;
   border: 2rpx solid #dcdfe6;
-  border-radius: 8rpx;
+  border-right: none;
+  border-radius: 8rpx 0 0 8rpx;
   height: 76rpx;
-  padding: 0 16rpx;
+  padding: 0 0 0 16rpx;
   font-size: 28rpx;
   box-sizing: border-box;
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
+  display: flex !important;
+  align-items: stretch;
+  overflow: hidden;
 }
 
 .category-value {
   font-size: 28rpx;
   color: #606266;
   flex: 1;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  line-height: 76rpx;
+}
+
+.category-select .dropdown-btn {
+  border: none !important;
+  border-left: 2rpx solid #dcdfe6 !important;
+  border-radius: 0 8rpx 8rpx 0;
+  height: 100%;
+  width: 60rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+  background: #f5f7fa;
+  margin: 0;
 }
 
 /* ========== 仓库弹窗 ========== */