diff --git a/src/designer/Model3DView.vue b/src/designer/Model3DView.vue
index f91e87e..3174220 100644
--- a/src/designer/Model3DView.vue
+++ b/src/designer/Model3DView.vue
@@ -471,6 +471,10 @@ function handleFileUpload(event) {
         font-size: 12px;
         .el-input-number{
           width: 100%;
+          .el-input__wrapper{
+            background-color: #424242;
+            box-shadow:none
+          }
         }
       }
     }