.backButton{width:100rem;height:100rem;text-align:center;line-height:100rem;font-size:50rem}.articleTitle{text-align:center;font-size:50rem;font-weight:600;margin:80rem auto;margin-top:30rem}.mainContent{width:90vw;margin:0 auto}.FirTitle{font-size:46rem;font-weight:600;margin-bottom:20rem}.secTitle{margin-top:50rem;font-size:40rem}.content{word-wrap:break-word;font-size:30rem}