feat: 전반적인 홈 스타일 개선(테마 스타일링, 사이드바 추가)#2

JunilHwang merged 6 commits intohanghae-plus:mainhanghae-plus/front_6th:mainfrom

YeongseoYoon-hanghae:feat/home-designYeongseoYoon-hanghae/front_6th:feat/home-designCopy head branch name to clipboard