calendar 만들기

📌 완성본

https://codelion-feschool-2nd-team6.github.io/TIL/20220404~20220410/20220405_%EA%B9%80%ED%83%9C%ED%9D%AC_TIL/calendar/calendar.html

📌 html 구조

📌 html/css 파일

https://github.com/codelion-FEschool-2nd-TEAM6/TIL/tree/main/20220404~20220410/20220405_%EA%B9%80%ED%83%9C%ED%9D%AC_TIL