Updated custom themes (markdown)

custom-themes.md

@@ -30,8 +30,65 @@ Here is an example:
 ## Themes
 Here are some pre-made custom themes. Insert them within the outermost curly bracket layer of the file if you want to add them. (Don't forget to add a comma after the previous one)
 
+### Sim2Editor Theme / Stack Theme
+By: StackZ
+> A theme based on [Sim2Editor](https://github.com/Universal-Team/Sim2Editor)
+
+```json
+"Sim2Editor Theme / Stack Theme": {
+    "BarColor": "#2C3040",
+    "BGColor": "#343840",
+    "BarOutline": "#161820",
+    "TextColor": "#D8E4E4",
+    "EntryBar": "#3C3F71",
+    "EntryOutline": "#2A2E36",
+    "BoxInside": "#3C3F71",
+    "BoxSelected": "#2A2E36",
+    "BoxUnselected": "#6669AA",
+    "ProgressbarOut": "#2A2E36",
+    "ProgressbarIn": "#3C3F71",
+    "SearchBar": "#3C3F71",
+    "SearchBarOutline": "#2A2E36",
+    "SideBarSelected": "#3C3F71",
+    "SideBarUnselected": "#2A2E36",
+    "MarkSelected": "#3C3F71",
+    "MarkUnselected": "#2A2E36",
+    "DownListPrev": "#343C4C",
+    "SideBarIconColor": "#6669AA"
+}
+```
+
+### Trans Flag
+By: Evie
+> Basically just a trans flag lol
+
+```json
+"Trans Flag": {
+    "BGColor": "#ffd1d1",
+    "BarColor": "#b2d9ea",
+    "BarOutline": "#97bdcc",
+    "BoxInside": "#ffffff",
+    "BoxSelected": "#b2d9ea",
+    "BoxUnselected": "#000000",
+    "DownListPrev": "#b2d9ea",
+    "EntryBar": "#b2d9ea",
+    "EntryOutline": "#97bdcc",
+    "MarkSelected": "#ffffff",
+    "MarkUnselected": "#b2d9ea",
+    "ProgressbarIn": "#b2d9ea",
+    "ProgressbarOut": "#97bdcc",
+    "SearchBar": "#ffffff",
+    "SearchBarOutline": "#b2d9ea",
+    "SideBarIconColor": "#ffffff",
+    "SideBarSelected": "#b2d9ea",
+    "SideBarUnselected": "#97bdcc",
+    "TextColor": "#111111"
+}
+```
+
 ### uwu color -r
-A theme made by Universal-Bot's random color generator.
+By: Universal-Bot
+> A theme made by Universal-Bot's random color generator.
 
 ```json
 "uwu color -r": {