flat: 性能优化，animation 等\preload等

pages/nearby/components/three.vue

@@ -95,13 +95,8 @@
                 </view>
             </view>
             <view class="one-cards">
-                <renderJobs
-                    v-if="list.length"
-                    :list="list"
-                    :longitude="longitudeVal"
-                    :latitude="latitudeVal"
-                ></renderJobs>
-                <empty v-else></empty>
+                <renderJobs :list="list" :longitude="longitudeVal" :latitude="latitudeVal"></renderJobs>
+                <empty v-if="!list.length"></empty>
                 <loadmore v-show="list.length > pageState.pageSize" ref="loadmoreRef"></loadmore>
             </view>
         </view>
@@ -359,10 +354,12 @@ defineExpose({ loadData, handleFilterConfirm });
     color:  #4778EC !important;
 .nearby-scroll
     overflow: hidden;
+    background: #f4f4f4;
     height: 100%
     .three-head
         // margin: 24rpx 0 0 0;
         padding: 26rpx 0 0 0;
+        background: #FFFFFF;
         border-radius: 17rpx 17rpx 17rpx 17rpx;
         .one-picker
             height: 100%