https://kocoafab.cc/tutorial/view/350
https://kocoafab.cc/tutorial/view/349
https://youtu.be/XJ0BcA7PLvM
https://youtu.be/R2yuoImfwGk
: 부품이 없다ㅠㅠ
https://kocoafab.cc/tutorial/view/353 :잘 된당
https://kocoafab.cc/tutorial/view/354