.wrap{margin:auto}#page_top{position:fixed;right:1.5rem;bottom:1.5rem;cursor:pointer}.flex .txt{flex:1 1 10%}h3{font-size:clamp(2rem, 4vw, 2.4rem);line-height:1}p.learge{font-size:clamp(1.8rem, 3vw, 2.1rem);letter-spacing:.05rem;font-feature-settings:"palt"}.link a{background:#fff;border:1px solid #707070;color:#001e46;display:flex;align-items:center;justify-content:center;max-width:100%;width:31.6rem;height:6rem;position:relative;margin-right:auto;margin-left:auto}.link a:after{content:url(//www.nagaoka-iron.jp/wordpress/wp-content/themes/nagaoka/css/../img/link.svg);position:absolute;right:1.5rem}body{background:#001e46}body.fixed{position:fixed}@keyframes fadein{0%{opacity:0}100%{opacity:1}}header{position:absolute;width:100%;overflow:hidden;z-index:1}header h1{margin:0 3vw 0 0}header .inner{align-items:center;height:10rem;padding:0 4%}header nav{flex-basis:91rem}header li{font-family:'Roboto',sans-serif;font-style:italic}header .modal_open,header .modal_content{display:none}header .modal_content{background:#001e46;position:fixed;width:100%;height:100%;top:0;z-index:2}header .modal_content .modal_menu{margin:0 4%}header .modal_content li{font-size:2.4rem}header.fadein{background:rgba(0,0,0,.5);position:sticky;top:0;z-index:3;animation:fadein .5s linear 0s normal both}@media (max-width:960px){header .inner{height:auto;padding:1.8rem 4% 3rem}header .inner nav{display:none}header .modal_open{display:block;position:relative}header .modal_open:after{background:#001e46;border-radius:50%;content:'';display:block;position:absolute;z-index:-1;width:11rem;height:11rem;right:-4rem;top:-5.2rem}header.fadein{background:0 0}header.fadein h1{visibility:hidden}}@media (max-width:480px){header h1{max-width:13rem}header .modal_open:after{width:9rem;height:9rem;right:-3rem;top:-3.5rem}}footer{background:#001e46 url(//www.nagaoka-iron.jp/wordpress/wp-content/themes/nagaoka/css/../img/footer_bg.png) no-repeat center/cover;background-blend-mode:multiply;padding:0 0 3.4rem}footer .footer_wrap{max-width:calc(110rem + 6%);margin:auto;padding:0 3% 17.6rem}footer .left{font-size:clamp(1.2rem, 3vw, 1.8rem);font-weight:400;margin:0 5rem 0 0}footer .left a{display:block;margin:0 0 4.5rem}footer .footer_menu{flex-basis:54%}footer ul.flex{flex-wrap:wrap;justify-content:left;margin-left:-3rem}footer li{margin:0 0 3rem}footer li:not(:last-child){margin-right:3rem}footer .copy{font-family:'Roboto',sans-serif;font-style:italic;font-size:clamp(1rem, 3vw, 1.4rem);text-align:center}@media (max-width:480px){footer{padding:4.8rem 0 1rem}footer .footer_wrap{justify-content:center;padding:0 0 2.3rem}footer .left{margin:0;text-align:center}footer .left a{margin:0 auto 2.5rem;max-width:15.8rem}footer .footer_menu{display:none}}