.l-header{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;width:min(1140px,100%);min-height:80px;margin:0 auto;padding:20px}.l-header__logo{display:block;width:clamp(335px,calc(703 / 767 * 100vw),703px)}.l-footer{background:#1c3177;padding:20px 0}.l-footer__flex{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:end;-ms-flex-align:end;align-items:flex-end;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;gap:clamp(10px,calc(20 / 767 * 100vw),20px)}.l-footer__flex-img{width:clamp(205px,calc(230 / 767 * 100vw),230px)}.l-footer__flex-copyright{font-size:clamp(12px,calc(14 / 767 * 100vw),14px);font-weight:400;line-height:1;color:#fff}.l-inner{width:min(1100px,100%);margin:0 auto;padding:0 20px}.l-innerSmall{width:min(900px,100%);margin:0 auto}.c-txt{font-size:clamp(14px,calc(16 / 767 * 100vw),16px);font-weight:400;line-height:1.5;word-break:break-all}.c-atmark::before{content:"@"}.c-blue{color:#1c3177}.c-btn{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;width:min(375px,100%);min-height:clamp(64px,calc(85 / 767 * 100vw),85px);padding:10px clamp(20px,calc(35 / 767 * 100vw),35px);background:#fff;border-radius:10px;font-size:clamp(16px,calc(16 / 767 * 100vw),16px);font-weight:700;line-height:1.5;color:#1c3177;font-weight:700;position:relative;-webkit-transition:.5s;transition:.5s}.c-btn::after{content:"";display:block;width:clamp(16px,calc(22 / 767 * 100vw),22px);height:14px;position:absolute;top:50%;right:35px;-webkit-transform:translate(0,-50%);transform:translate(0,-50%);background:url(../img/icon-arrow.webp) no-repeat;background-size:100%}.c-btn:hover{background:#cfdbed}.p-news{overflow:hidden;margin-bottom:clamp(20px,calc(60 / 767 * 100vw),60px)}.p-news__list{width:min(910px,100%);margin:0 auto;padding:0 30px}.p-news__list-item{padding:clamp(20px,calc(40 / 767 * 100vw),40px) 0;position:relative}.p-news__list-item--red{color:#f73a3d}.p-news__list-item::after{content:"";display:block;width:100vw;height:1px;background-color:#d9d9d9;position:absolute;bottom:0;left:50%;-webkit-transform:translate(-50%,0);transform:translate(-50%,0)}.p-museum{width:min(1100px,100%);margin:0 auto;padding:0 20px;position:relative;padding-top:clamp(25px,calc(60 / 767 * 100vw),60px);margin-bottom:clamp(20px,calc(60 / 767 * 100vw),60px)}.p-museum::before{content:"";display:block;width:100%;height:84.6153846154%;background:#1c3177;border-radius:10px;position:absolute;top:0;left:0}.p-museum__flex{display:-webkit-box;display:-ms-flexbox;display:flex;gap:calc(50 / 900 * 100%);position:relative}.p-museum__flex-img{width:calc(480 / 900 * 100%);border-radius:10px;overflow:hidden}.p-museum__flex-cont{width:calc(100% - (480 / 900 * 100% + 50 / 900 * 100%));color:#fff}.p-museum__flex-ttl{font-size:clamp(20px,calc(24 / 767 * 100vw),24px);font-weight:700;line-height:1.3333333333;margin-bottom:15px}.p-info{background:#f0f4fa;padding:clamp(30px,calc(65 / 767 * 100vw),65px) clamp(20px,calc(40 / 767 * 100vw),40px) clamp(25px,calc(40 / 767 * 100vw),40px);margin-bottom:clamp(30px,calc(40 / 767 * 100vw),40px)}.p-info__ttl{font-size:clamp(20px,calc(24 / 767 * 100vw),24px);font-weight:700;line-height:1;margin-bottom:clamp(15px,calc(20 / 767 * 100vw),20px)}.p-info__calendar{width:100%;aspect-ratio:9/16}.p-sns{text-align:center;margin-bottom:clamp(35px,calc(40 / 767 * 100vw),40px)}.p-sns__btn{display:block;width:min(375px,100%);margin:0 auto;position:relative;-webkit-transition:.5s;transition:.5s}.p-sns__btn img{-webkit-transition:.5s;transition:.5s}.p-sns__btn::before{content:"";display:block;width:100%;height:100%;background:url(../img/instagram-btn-hover.webp) no-repeat;background-size:100%;position:absolute;top:0;left:0;-webkit-transition:.5s;transition:.5s;opacity:0}.p-sns__btn:hover img{opacity:0}.p-sns__btn:hover::before{opacity:1}.p-contact{border-top:1px solid #d9d9d9;padding-top:clamp(30px,calc(40 / 767 * 100vw),40px);margin-bottom:clamp(25px,calc(30 / 767 * 100vw),30px)}.p-contact__ttl{font-size:clamp(24px,calc(28 / 767 * 100vw),28px);font-weight:700;line-height:1;text-align:center;margin-bottom:clamp(20px,calc(30 / 767 * 100vw),30px)}.p-contact__flex{display:-webkit-box;display:-ms-flexbox;display:flex;gap:clamp(10px,calc(20 / 767 * 100vw),20px)}.p-contact__flex-item{width:calc((100% - clamp(10px,calc(20 / 767 * 100vw),20px))/ 2);padding:clamp(24px,calc(36 / 767 * 100vw),36px) clamp(25px,calc(56 / 767 * 100vw),56px);background:#cfdbed;border-radius:10px}.p-contact__flex-ttl{font-size:clamp(18px,calc(18 / 767 * 100vw),18px);font-weight:700;line-height:1.3333333333;margin-bottom:clamp(5px,calc(10 / 767 * 100vw),10px)}.p-contact__flex-txt{font-size:clamp(16px,calc(16 / 767 * 100vw),16px);font-weight:400;line-height:1.5}@media screen and (max-width:1023px){body{margin:0}}@media screen and (max-width:767px){body{margin:0}.l-footer__flex{-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-align:start;-ms-flex-align:start;align-items:flex-start}.l-footer__flex-copyright{width:100%;text-align:right}.p-museum{width:calc(100% - 40px);margin:0 20px clamp(20px,calc(60 / 767 * 100vw),60px);padding-bottom:clamp(30px,calc(60 / 767 * 100vw),60px)}.p-museum::before{height:100%}.p-museum__flex{gap:20px;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}.p-museum__flex-img{width:100%}.p-museum__flex-cont{width:100%}.p-contact__flex{-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}.p-contact__flex-item{width:100%}}