样式优化

pages/detail/detail.vue

@@ -442,7 +442,7 @@
 
           .orderDetail_infoItem_header_title {
             color: #333;
-            flex: 1;
+            width: 8em;
             @include flex(flex-start, center);
 
             .icon {
@@ -468,6 +468,7 @@
           }
 
           .orderDetail_infoItem_header_more {
+            flex: 1;
             color: #333;
             font-weight: bold;
             font-size: 38rpx;