【暗黑】编辑PDF，属性面板 -- 优化

PDF Office/PDF Master/Class/PDFWindowController/Side/RightSide/EditPDF/KMEditImagePropertyViewController.swift

@@ -115,8 +115,10 @@ class KMEditImagePropertyViewController: NSViewController {
         let isDarkModel = KMAdvertisementConfig.isDarkModel()
         if isDarkModel {
             self.backgroundView.backgroundColor(NSColor.km_init(hex: "#252526"))
+            self.noBackgroundView.backgroundColor(NSColor.km_init(hex: "#252526"))
         } else {
             self.backgroundView.backgroundColor(NSColor.km_init(hex: "#FAFAFA"))
+            self.noBackgroundView.backgroundColor(NSColor.km_init(hex: "#F7F8FA"))
         }
     }