img{max-width:100%}section.about_section{padding-top:50px;padding-bottom:50px}section.about_section div.main_content div.back_link_block{text-align:center}section.about_section div.main_content div.back_link_block a.back_to_list{color:#00a0e8}section.about_section div.main_content h1.title1{font-size:1.875rem;margin:50px 0;padding:0;font-weight:400;text-align:center}section.about_section div.main_content div.pic_block{text-align:center}section.about_section div.main_content h2.title2{font-size:1.875rem;margin:30px 0;padding:0;font-weight:400;text-align:center}section.about_section div.main_content div.detail_content_block{margin-bottom:50px}