样式修改

src/styles/index.less

@@ -390,6 +390,10 @@ body>.n-drawer-container-relative {
   background-color: transparent !important;
 }
 
+.n-modal-mask{
+  background-color: rgba(0, 0, 0, .6);
+}
+
 // 设置图片弹窗工具预览
 .n-image-preview-toolbar .n-base-icon {
   margin: 0 8px;
@@ -443,4 +447,4 @@ body>.n-drawer-container-relative {
       border-radius: 6px;
     }
   }
-}
+}