diff --git a/theme-arc-blue.css b/theme-arc-blue.css
index 2ef6d5f..6befbd4 100644
--- a/theme-arc-blue.css
+++ b/theme-arc-blue.css
@@ -1035,5 +1035,13 @@
       overflow: auto;
   }
   .editor-toolbar.fullscreen {
-    background: #070b41;
+      background: #070b41;
+  }
+  .repository .diff-file-box .code-diff-split tbody tr td.add-code, .repository .diff-file-box .code-diff-split tbody tr.add-code td:nth-child(4), .repository .dif
+      background-color: #243c24 !important;                                                                                                                        
+      border-color: #c1e9c1 !important;                                                                                                                            
+  }                                                                                                                                                                
+  .repository .diff-file-box .code-diff-split tbody tr td.del-code, .repository .diff-file-box .code-diff-split tbody tr.del-code td:nth-child(1), .repository .dif
+      background-color: #332020 !important;                                                                                                                        
+      border-color: #f1c0c0 !important;                                                                                                                            
   }