it's blocked by antivirus or other security software.
		
		
	 
thanks to reply my comment bro. but i don't think it. because after click  it written so
I'm sorry, but an uncaught exception occurred.
While running game code:
  File "game/screens2.rpy", line 147, in script
    init -2 python:
  File "game/screens2.rpy", line 147, in script
    init -2 python:
  File "game/screens2.rpy", line 148, in <module>
    style.transparent_button.set_parent('default')
Exception: Style 'transparent_button' does not exist.
-- Full Traceback ------------------------------------------------------------
Full traceback:
  File "renpy/bootstrap.py", line 326, in bootstrap
    renpy.main.main()
  File "renpy/main.py", line 515, in main
    renpy.game.context().run(node)
  File "game/screens2.rpy", line 147, in script
    init -2 python:
  File "game/screens2.rpy", line 147, in script
    init -2 python:
  File "renpy/ast.py", line 922, in execute
    renpy.python.py_exec_bytecode(self.code.bytecode, self.hide, store=self.store)
  File "renpy/python.py", line 2218, in py_exec_bytecode
    exec(bytecode, globals, locals)
  File "game/screens2.rpy", line 148, in <module>
    style.transparent_button.set_parent('default')
  File "style.pyx", line 216, in renpy.style.StyleManager.__getattr__
  File "style.pyx", line 98, in renpy.style.get_style
Exception: Style 'transparent_button' does not exist.
Windows-10-10.0.19041
Ren'Py 7.4.1.1270
The Way 
Thu Apr  8 17:42:31 2021