diff --git a/src/renderer/assets/images/device.png b/src/renderer/assets/images/device.png
index 238aba8..4fe5f9c 100644
Binary files a/src/renderer/assets/images/device.png and b/src/renderer/assets/images/device.png differ
diff --git a/src/renderer/views/dashboard/index.vue b/src/renderer/views/dashboard/index.vue
index ddc00cc..9e1e0cb 100644
--- a/src/renderer/views/dashboard/index.vue
+++ b/src/renderer/views/dashboard/index.vue
@@ -824,7 +824,7 @@ $red: #ff0000;
     background-color: #f8f8f8;
     .device_left {
       width: 50%;
-      padding: 0 50px 40px;
+      padding: 0 50px;
       .device_left_top {
         margin-bottom: 24px;
         .device_img {
@@ -833,7 +833,6 @@ $red: #ff0000;
         }
         .device_info {
           width: calc(100% - 310px);
-          padding-top: 40px;
           .device_info_box {
             width: calc(100% - 40px);
             overflow: hidden;