diff --git a/src/views/dashboard/main.vue b/src/views/dashboard/main.vue
index a1ee7ed..177b888 100644
--- a/src/views/dashboard/main.vue
+++ b/src/views/dashboard/main.vue
@@ -83,6 +83,7 @@ export default defineComponent({
           label: '年碳排放量',
           value: '--',
           unit: 'tCO₂',
+          toFixed: 2,
         },
         {
           key: 'monthConsumptionValue',
@@ -253,7 +254,7 @@ export default defineComponent({
         cb: (res: any) => {
           if (utilService.isValidObject(res)) {
             for (const item of state.pop) {
-              item.value = res[item.key] ?? '--';
+              item.value = res[item.key] ? (item.toFixed ? utilService.number2Fixed(res[item.key]) : res[item.key]) : '--';
             }
           }
         },
@@ -370,7 +371,7 @@ export default defineComponent({
   height: 100%;
   display: flex;
   flex-direction: column;
-  background: #000b40;
+  background: #000b31;
 
   .adapter {
     .boards-container {