@charset "UTF-8";.mainte_menu{width:100%;background-color:#000;text-align:center;padding:40px 15px}.mainte_menu_title{color:#fff;font-weight:700;font-size:2.2rem;margin-bottom:30px}.mainte_menu .anchor.o-red{text-align:left}.mainte_qa_item{padding-top:40px;padding-bottom:60px;border-bottom:1px solid #c1c1c1}.mainte_qa_item:first-child{padding-top:0}.mainte_qa_item:last-child{padding-bottom:0;border-bottom:none}.mainte_qa_q{font-size:2.4rem;font-weight:700}.mainte_qa_q:before{display:inline;content:'Q.';font-size:2.4rem;font-weight:700}.mainte_qa_a{margin-top:15px;padding-left:28px;text-indent:-26px;line-height:1.6875}.mainte_qa_a:before{display:inline;content:'A.';font-size:2.4rem;font-weight:700}.mainte_related_title{font-size:2.4rem;font-weight:700}.mainte_related_list{display:flex;flex-wrap:wrap;justify-content:space-between}.mainte_related_item{margin-top:25px;transition:opacity .3s cubic-bezier(.13,.78,.38,.98);width:270px}.mainte_related_item:hover{opacity:.7}.mainte_related_item:hover .anchor{text-decoration:underline}.mainte_related_name{font-weight:700;color:#343434;font-size:2.0rem;margin-bottom:20px}.mainte_related_image_wrapper{margin-bottom:20px}.mainte_article{padding-top:60px;padding-bottom:100px}.mainte_title{font-size:4.2rem;font-weight:700}.mainte_title_wrapper{text-align:center;margin-bottom:60px}.mainte_title_description{font-size:2.8rem;font-weight:700;line-height:1.4}.mainte_horizontal_layout{display:flex;justify-content:space-between}.mainte_horizontal_left{width:470px}.mainte_horizontal_right{flex:1 1 670px;padding-left:30px}.main_title{margin-top:-54px;padding-top:54px}.section+.section{margin-top:80px}.mainte_introduction_block{margin-bottom:40px;font-size:1.7rem;line-height:1.6875}.mainte_horizontal_layout:not(:last-child){margin-bottom:40px}.mainte_plain_text{font-size:1.6rem;margin-top:20px;line-height:1.6875}.mainte_plain_text:first-child{margin-top:0}.mainte_link_wrapper{margin-top:30px}.mainte_link_wrapper:first-child{margin-top:0}.mainte_caution_wrapper{margin-top:20px}.mainte_caution_item{color:#666;font-size:1.2rem;padding-left:12px;text-indent:-12px}