.common_inner{padding-inline:20px}@media(min-width: 800px){.common_inner{padding-inline:40px}}main:not(.content_home){margin:0;padding:0}main:not(.content_home) article{max-width:none}.category_header{background:url(../img/bg_history.png) calc(100% - 24px) bottom no-repeat;background-size:264px auto}@media(max-width: 768px){.category_header{padding-bottom:80px}}.history{font-size:1rem;color:#333;margin-bottom:72px}.history .history_contents{margin-top:80px;overflow:hidden;position:relative}.history .history_items{margin:0 auto;max-width:1440px;padding-top:.4em}.history .history_item{display:block;position:relative;opacity:0;transition:opacity .8s ease}.history .history_item.is-active{opacity:1}.history .history_item:not(:last-child){padding-bottom:40px}@media(min-width: 800px){.history .history_item:not(:last-child){padding-bottom:25px}}@media(min-width: 800px){.history .history_item .history_inner{display:flex;gap:30px}}.history .history_item .history_main{flex:1}.history .history_item .history_row{display:flex}.history .history_item .history_row:nth-child(n+2){margin-top:20px}.history .history_item .date_area{flex:0 0 100px}@media(min-width: 800px){.history .history_item .date_area{flex:0 0 115px}}.history .history_item .date_area .date_text{color:#830000}.history .history_item .date_area .date_text span{display:block}.history .history_item .date_area .date_text:nth-child(n+2){margin-top:15px}.history .history_item .main_area .main_text{font-size:clamp(1rem,3.75vw,1.125rem);font-weight:700;margin-top:-0.4em;padding-left:35px;position:relative}@media(min-width: 800px){.history .history_item .main_area .main_text{padding-left:50px}}.history .history_item .main_area .main_text::before{content:"";position:absolute;left:0;top:calc(.9em - 10px);width:20px;aspect-ratio:1;background:#b5813d;border-radius:50%;z-index:3}.history .history_item .main_area.no-date{margin-left:100px}@media(min-width: 800px){.history .history_item .main_area.no-date{margin-left:115px}}.history .history_item .main_area .sub_text{font-size:1rem;padding-left:35px;position:relative}@media(min-width: 800px){.history .history_item .main_area .sub_text{padding-left:50px}}.history .history_item .main_area .sub_text::before{content:"";position:absolute;left:3px;top:calc(.9em - 7px);width:14px;aspect-ratio:1;background:#ccc;border-radius:50%;z-index:3}.history .history_item .main_area .strong_text{font-size:1.63rem;padding-left:35px;position:relative;color:#fff;line-height:1}@media(min-width: 800px){.history .history_item .main_area .strong_text{padding-left:50px;font-size:1.88rem}}.history .history_item .main_area .strong_text::before{content:"";position:absolute;left:0;top:calc(50% - 10px);width:20px;aspect-ratio:1;background:#b5813d;border-radius:50%;z-index:3}.history .history_item .main_area p+p{margin-top:24px}.history .history_item.st_strong{position:relative}.history .history_item.st_strong::before,.history .history_item.st_strong::after{content:"";display:block;background-color:#f8f6e7;height:100%;position:absolute;top:0;width:calc(50vw - 50%)}.history .history_item.st_strong::before{left:100%}.history .history_item.st_strong::after{right:100%}.history .history_item.st_strong img{width:360px}.history .history_item.st_strong .history_inner{padding-block:30px 30px;position:relative}@media(min-width: 800px){.history .history_item.st_strong .history_inner{padding-block:30px 60px}}.history .history_item.st_strong .history_inner::after{content:"";display:block;width:100%;height:100%;background:#f8f6e7;position:absolute;top:0;left:0;z-index:-1}.history .history_item.st_strong .history_row{align-items:center}.history .history_item .img_block{margin-top:30px;padding-left:135px}@media(min-width: 800px){.history .history_item .img_block{flex:0 1 360px;margin-top:initial;padding-left:initial}}.history .history_item .img_block img{aspect-ratio:360/225;display:block;width:-webkit-fit-content;width:-moz-fit-content;width:fit-content;height:auto;-o-object-fit:contain;object-fit:contain;margin-inline:auto}.history .history_backImg{width:100%;height:400px;margin-top:50px;overflow:hidden}@media(min-width: 800px){.history .history_backImg{margin-top:100px}}.history .history_backImg img{display:block;width:100%;height:100%;-o-object-fit:cover;object-fit:cover}@media(min-width: 800px){.history .history_backImg img{-o-object-fit:initial;object-fit:initial;height:auto}}.history .border-line{position:absolute;top:5px;left:128px;width:4px;height:0;background:#b47e31;color:#b47e31;z-index:0}@media(min-width: 800px){.history .border-line{left:130px}}@media(min-width: 800px){.history .border-line{left:163px}}.history .border-line span{position:relative;height:100%;display:block;opacity:0}.history .border-line.is-active{opacity:1}.history .border-line.is-active span{opacity:1}.history .border-line.is-active span:after{background:currentColor;bottom:-4px;-webkit-clip-path:polygon(50% 100%, 0 0, 100% 0);clip-path:polygon(50% 100%, 0 0, 100% 0);content:"";display:inline-block;height:18px;left:-11px;position:absolute;width:26px}@-webkit-keyframes blur{0%{opacity:0;filter:blur(6px)}100%{opacity:1;filter:blur(0)}}@keyframes blur{0%{opacity:0;filter:blur(6px)}100%{opacity:1;filter:blur(0)}}