연습카트 출처: https://www.google.com/search?q=%EC%B9%B4%ED%8A%B8%EB%9D%BC%EC%9D%B4%EB%8D%94+%EC%97%B0%EC%8A%B5%EC%B9%B4%ED%8A%B8&rlz=1C5CHFA_enKR915KR915&tbm=isch&source=iu&ictx=1&fir=uKG_u1V1DS9eQM%252CcMToBEZ8etWlaM%252C_&vet=1&usg=AI4_-kQl0tNQvNDL6sk802TZZdZ5doEIRQ&sa=X&ved=2ahUKEwj7_92u0qbsAhXGAYgKHU3mCCIQ9QF6BAgJECo&biw=1440&bih=789#imgrc=uKG_u1V1DS9eQM 접속 화면 출처: https://www.google.com/search?q=%EC%B9%B4%ED%8A%B8%EB%9D%BC%EC%9D%B4%EB%8D%94+%EB%9F%AC%EC%89%AC+%ED%94%8C%EB%9F%AC%EC%8A%A4+%EB%B0%B0%EA%B2%BD%ED%99%94%EB%A9%B4&tbm=isch&ved=2ahUKEwj1h_yOzqbsAhW_QPUHHV5tB0EQ2-cCegQIABAA&oq=%EC%B9%B4%ED%8A%B8%EB%9D%BC%EC%9D%B4%EB%8D%94+%EB%9F%AC%EC%89%AC+%ED%94%8C%EB%9F%AC%EC%8A%A4+%EB%B0%B0%EA%B2%BD%ED%99%94%EB%A9%B4&gs_lcp=CgNpbWcQA1AAWABgyq8DaABwAHgAgAEAiAEAkgEAmAEAqgELZ3dzLXdpei1pbWc&sclient=img&ei=kd5_X7X7G7-B1e8P3tqdiAQ&bih=789&biw=1425&rlz=1C5CHFA_enKR915KR915&hl=ko#imgrc=oPJjGxXcGUDOdM
