          self._tk_vars["header"].set("Settings")
          lbl_header = ttk.Label(lbl_frame,
                                 textvariable=self._tk_vars["header"],
                                 anchor=tk.W,
                                 style="H1.TLabel")
          lbl_header.pack(fill=tk.X, expand=True, side=tk.LEFT)
  
          sep = ttk.Frame(header_frame, height=2, relief=tk.RIDGE)
  
          lbl_frame.pack(fill=tk.X, expand=True, side=tk.TOP)
 
</s> remove         lbl = ttk.Label(header_frame, textvariable=var, anchor=tk.W, style="H2.TLabel")
 </s> add         lbl = ttk.Label(header_frame, textvariable=var, anchor=tk.W, style="SPanel.Header2.TLabel") </s> remove             style = f"InfoHeader.{self._style}" if idx == 0 else f"InfoBody.{self._style}"
            info = ttk.Label(label_frame, text=line, style=f"{style}TLabel", anchor=tk.W)
 </s> add             style = "InfoHeader" if idx == 0 else "InfoBody"
            info = ttk.Label(label_frame, text=line, style=f"{style}.TLabel", anchor=tk.W) </s> remove                                                                  style=self._style)
 </s> add                                                                  style="Group.") </s> remove             sub_frame = ttk.Frame(parent, style=f"{self._style}TFrame")
 </s> add             sub_frame = ttk.Frame(parent, style="Group.TFrame") </s> remove         info_frame = ttk.Frame(frame, style=f"{self._style}TFrame", relief=tk.SOLID)
 </s> add         info_frame = ttk.Frame(frame, style="InfoHeader.TFrame", relief=tk.SOLID)
                               style=".SPanel.Header1.TLabel")
          self._tk_vars["header"].set("Settings")
          lbl_header = ttk.Label(lbl_frame,
                                 textvariable=self._tk_vars["header"],
                                 anchor=tk.W,
                               style=".SPanel.Header1.TLabel")
          lbl_header.pack(fill=tk.X, expand=True, side=tk.LEFT)
  
          sep = ttk.Frame(header_frame, height=2, relief=tk.RIDGE)
  
          lbl_frame.pack(fill=tk.X, expand=True, side=tk.TOP)
keep keep keep keep replace keep keep keep keep keep
 GUI updates
  - Control panel fixes
  - Basic themeing support
  - Fix tools to display more natively
  - Give all config items a group 
lib/gui/popup_configure.py