diff --git a/src/views/oneMap/map/newfiberMapBox.vue b/src/views/oneMap/map/newfiberMapBox.vue
index cf827e1..a9e1b55 100644
--- a/src/views/oneMap/map/newfiberMapBox.vue
+++ b/src/views/oneMap/map/newfiberMapBox.vue
@@ -480,34 +480,33 @@
         if (error) throw error;
         // Add the image to the map style.
         map.addImage('buildingLayer', image);
+        map.addSource("buildingSource", {
+          type: 'geojson',
+          data: buildingGeojson,
+        })
+
+        map.addLayer({
+          id: 'buildingLayer-top',
+          type: 'fill-extrusion',
+          source: "buildingSource",
+          // //绘画功能
+          paint: {
+            'fill-extrusion-color': 'rgba(0,63,95,1)',
+            'fill-extrusion-height': ['+',['get', 'height_3'],0.1],
+            'fill-extrusion-base': ['get', 'height_3'],
+            'fill-extrusion-opacity': 1,
+          },
+        });
         map.addLayer({
           id: 'buildingLayer',
           type: 'fill-extrusion',
-          source: {
-            type: 'geojson',
-            data: buildingGeojson,
-          },
+          source: "buildingSource",
           // //绘画功能
           paint: {
             'fill-extrusion-pattern': 'buildingLayer',
-            // Get the fill-extrusion-color from the source 'color' property.   从source 'color'属性获取fill- extrusive -color。
-            // 'fill-extrusion-color':'rgba(200, 100, 240, 0.4)',
-            // "fill-extrusion-color":['get','color'],//加载数据中的颜色
-            // 'fill-extrusion-color': {
-            //   //根据数值中加载相对应颜色
-            //   property: 'height_3', // this will be your density property form you geojson
-            //   stops: [
-            //     [10, '#009bdd'],
-            //     [20, '#009bdd'],
-            //     [30, '#009bdd'],
-            //     [80, '#00a8de'],
-            //     [100, '#24edff'],
-            //     [125, '#24edff'],
-            //     [300, '#24edff'],
-            //   ],
-            // },
-            //    从source 'height'属性获取填充-挤出-高度。
+            'fill-extrusion-color': '#ffffff',
             'fill-extrusion-height': ['get', 'height_3'],
+            'fill-extrusion-base': 0,
             'fill-extrusion-opacity': 1,
           },
         });