*{margin:0;padding:0;box-sizing:border-box;-webkit-appearance:none;-webkit-text-size-adjust:100%}*:before,*:after{box-sizing:border-box}html,body,div,span,object,iframe,h1,h2,h3,h4,h5,p,blockquote,pre,em,img,strong,b,dl,dt,dd,ol,ul,li,fieldset,form,label,table,caption,tbody,tfoot,thead,tr,th,td,canvas,details,figure,footer,header,hgroup,menu,nav,section,summary,mark,audio,video{margin:0;padding:0;border:0;outline:0;vertical-align:baseline;background:transparent;font-weight:normal;font-style:normal}img{max-width:100%;height:auto!important;vertical-align:middle}ul{list-style:none}ol{padding-left:20px}a{color:#008ac8;vertical-align:baseline;background:transparent;text-decoration:none}a:hover{transition-property:all;transition:.2s linear;opacity:.8}a[href^="tel:"]{pointer-events:none}a.link{text-decoration:underline}mark{background:linear-gradient(transparent 70%,#b1ddf1 0%)}hr{display:block;height:1px;border:0;border-top:1px solid #ccc;margin:1em 0;padding:0}input,select{vertical-align:middle}body{margin:0 auto;font-feature-settings:"palt";font-family:"Zen Kaku Gothic New",'Hiragino Sans','Meiryo','Hiragino Kaku Gothic ProN',;font-weight:400;color:#333;line-height:1.6;font-size:clamp(1rem, 0.932rem + 0.24vw, 1.125rem)}.target{scroll-margin-top:120px;scroll-behavior:smooth}.inner-box,.inner-box2,.inner-top{width:95%;max-width:1500px;padding:clamp(2.5rem, -1.25rem + 7.81vw, 5rem) 0;margin:auto}.inner-box2{padding:clamp(1.25rem, -0.625rem + 3.91vw, 2.5rem) 0 clamp(2.5rem, -1.25rem + 7.81vw, 5rem)}.inner-top{padding:80px 0 clamp(2.5rem, -1.25rem + 7.81vw, 5rem)}.mb20{margin-bottom:clamp(0.938rem, 0.61rem + 0.68vw, 1.25rem)!important}.mb40{margin-bottom:clamp(1.25rem, -0.625rem + 3.91vw, 2.5rem)!important}.mb60{margin-bottom:clamp(1.875rem, -0.938rem + 5.86vw, 3.75rem)!important}.mb80{margin-bottom:clamp(2.5rem, -0.123rem + 5.46vw, 5rem)!important}.mb100{margin-bottom:clamp(3.125rem, -1.563rem + 9.77vw, 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1.625rem)}.tih2::before,.tih2::after{content:"";flex:1;height:1px;background:#192350;margin: 0 clamp(1.25rem, -2.684rem + 8.2vw, 5rem) 0 0}.tih2::after{margin: 0 0 0 clamp(1.25rem, -2.684rem + 8.2vw, 5rem)}h3.lineb,h3.linebarrow{border-bottom:1px solid #192350;padding:10px 0;font-size:clamp(1.125rem, 1.018rem + 0.38vw, 1.375rem);text-align:center;margin-bottom: clamp(0.938rem, 0.282rem + 1.37vw, 1.563rem)}h3.linebarrow{position:relative}h3.linebarrow a{display:block;width:100%;color:#192350;padding-right:30px}h3.linebarrow a::after{content:"";position:absolute;right:0;top:53%;transform:translateY(-50%);width:20px;height:20px;background: url("../images/arrow.webp") no-repeat center / contain}h3.line2c{position:relative;margin-bottom:20px}h3.line2c::after{content:"";display:block;height:3px;margin-top:.5em;background:linear-gradient(to right,#008ac8 20%,#d1d8e5 20%)}ul.list li{position:relative;padding-left:15px}ul.list li:not(:last-child){margin-bottom:.3rem}ul.list li::before{content:"";background-image:url(https://www.seino-clinic.com/images/li-circle.webp);background-size:6px 6px;background-repeat:no-repeat;position:absolute;left:0;top:12px;width:6px;height:6px}.designtext{position:relative}.designtext::before{position:absolute;font-family:"Merriweather",serif;font-size:clamp(1.875rem, -5.744rem + 9.52vw, 4.375rem);writing-mode:vertical-rl;display:block;width:clamp(2.188rem, -6.384rem + 10.71vw, 5rem);height:750px;color:#ced0db;z-index:-1}header{position:absolute;width:100%;background:rgba(255,255,255,.9);border-radius:0 0 20px 20px;z-index:999}.inner-header{width:clamp(61.563rem, 6.089rem + 86.59vw, 110rem);margin:auto;position:relative;padding:10px 0}h1{font-size:14px;position:absolute;right:0}.logo img{width:clamp(15.625rem, 5.563rem + 15.71vw, 25rem)}.tel{position:absolute;bottom:0;right:0;width:clamp(12.5rem, 5.389rem + 11.1vw, 19.125rem)}.side-nav{position:fixed;inset-inline-end:0;top:15vh;z-index:99;width:clamp(1.875rem, 0.957rem + 1.91vw, 2.75rem)}.side-nav li:not(:last-child){margin-bottom:10px}.pcnav #nav.fixed{position:fixed;top:0;left:0;inset:0;margin:0 auto;justify-content:center;background:rgba(255,255,255,1.0);height:60px;width:100%;border:1px solid #192350;border-radius:0 0 10px 10px;font-size:clamp(1rem, 0.738rem + 0.55vw, 1.25rem);animation:slideDownFade .4s ease-out}@keyframes slideDownFade {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}.hamburger-button,.hamburger-input,.hamburger-button{display:none}.pcnav .drawer-nav{font-size:clamp(1rem, 0.866rem + 0.21vw, 1.125rem);width:min(1280px 67vw);margin:0 auto;text-align:center}.pcnav .drawer-nav>li{display:inline-block;position:relative}.pcnav .drawer-nav > li:nth-last-child(-n+4){display:none}.pcnav .drawer-nav a,.pcnav .drawer-nav span{display:block;color:#000;padding:10px 1vw}.pcnav .drawer-nav>li a:hover,.pcnav .drawer-nav>span:hover{color:#008ac8}.pcnav .subnav::after{content:"";display:block;background-image:url(https://www.seino-clinic.com/images/gnav_arrow.webp);background-position:center bottom;height:5px;background-repeat:no-repeat}.pcnav .subnav:hover::after{visibility:hidden}.pcnav .subnav>ul{display:none}.pcnav .subnav:hover>ul{position:absolute;top:100%;left:50%;transform:translateX(-50%);display:flex;justify-content:space-between;flex-wrap:wrap;width:clamp(37.5rem, -25.306rem + 98.04vw, 53.125rem);border-width:0 2px 2px 2px;border-style:solid;border-color:#008ac8;border-radius:0 0 10px 10px;background:#f6f2ee;padding:20px 10px;z-index:999!important}.pcnav a+span.panel{display:none}.pcnav .subnav>ul li{border-bottom:1px dotted #008ac8;width:49%;font-size:clamp(1rem, 0.498rem + 0.78vw, 1.125rem)}.pcnav .subnav>ul li{border-bottom:1px dotted #008ac8;width:49%;font-size:clamp(1rem, 0.498rem + 0.78vw, 1.125rem)}.pcnav .subnav>ul a:hover{background-color:#008ac8;color:#fff}@media screen and (max-width:1025px){.hamburger-input{display:none}.hamburger-mark{background-color:#2350b5;display:block;height:1px;transition:.3s;width:30px}.drawer .drawer-nav{position:fixed;top:0;transform:translateY(-100%)}#hamburger:checked ~ ul.drawer-nav {position:fixed;top:0;bottom:inherit;width:100%!important;inset:0;height:100%;margin:auto;padding:50px 0 0;background:rgba(255,255,255,1.0);transform:translateY(0%);transition:.5s;overflow-y:scroll;-webkit-overflow-scrolling:touch;z-index:9998}.hamburger-button{position:fixed;top:5px;right:5px;align-items:center;background-color:#f6f2ee;border:1px solid #2350b5;display:flex;flex-direction:column;justify-content:center;gap:7px;height:clamp(3.75rem, 3.261rem + 1.74vw, 4.375rem);width: clamp(3.75rem, 3.261rem + 1.74vw, 4.375rem);border-radius:5px}.hamburger-button span:last-child{position:absolute;bottom:0;left:50%;transform:translateX(-50%);font-size:11px;color:#192350}#hamburger:checked ~ .hamburger-button{position:fixed;top:5px;right:5px;z-index:9999}#hamburger:checked	~ .hamburger-button	.hamburger-mark:nth-of-type(1) {transform:translate(4px,-3px) rotate(45deg);transform-origin:0%}#hamburger:checked ~ .hamburger-button .hamburger-mark:nth-of-type(2) {opacity:0}#hamburger:checked ~ .hamburger-button .hamburger-mark:nth-of-type(3) {transform:translate(4px,3px) rotate(-45deg);transform-origin:0%}#hamburger:checked ~ .hamburger-button span:last-child{display:none}.drawer-nav > li:not(:nth-last-child(-n+4)){border-bottom:1px solid #ccc}.drawer-nav > li:not(:nth-last-child(-n+4)) a,.drawer-nav span{display:block;text-align:left;padding:10px!important;color:#192350}.drawer-nav > li:nth-last-child(-n+4)  {text-align:center;margin-top:20px}.drawer-nav li li a,.drawer-nav li li span{display:block;font-weight:normal;font-size:16px;border-bottom:1px dotted #192350;padding:10px 0}.drawer-nav a.pc{display:none!important}.subnav ul{display:none;margin:0;padding:0;list-style:none}.subnav.open ul{display:block;background:#e5f3f9;width:100%}.subnav .panel{cursor:pointer}.subnav .panel::after{content:"＋";margin-left:.5em;font-weight:bold;transition:transform .3s ease}.subnav.open .panel::after{content:"−"}.open .panel{background:#2350b5;color:#fff}}footer{border-top:5px solid #008ac8}footer .copy{text-align:center;background:#008ac8;padding:15px 0;color:#fff}footer h2{font-size: clamp(1.25rem, 0.857rem + 0.82vw, 1.625rem)}footer h2::after{content:"Medical hours ＆ Access";font-family:"Merriweather",serif;color:#ced0db;display:block}footer .flexbox div:first-child{max-width:648px}.dlist{border:1px solid #ebf6fb;border-radius:5px;overflow:hidden}.dlist div{display:flex;flex-wrap:wrap;border-bottom:1px solid #ebf6fb}.dlist dt,.dlist dd{padding:15px}.dlist dt{background:#008ac8;color:#fff;width:10rem}.dlist dd{width:calc(100% - 10rem)}.map iframe{width:100%;height:100%;border-radius:15px}.sns img{display:inline;margin:15px}#pagetop{position:fixed;bottom:20px;right:20px;opacity:0;transition:.8s ease;pointer-events:none;z-index:99!important}#pagetop a:hover{opacity:.5}#pagetop.visible{opacity:1;pointer-events:auto}@media only screen and (max-width:1536px){.designtext::before{position:inherit;text-align:center;font-size:clamp(1rem, 0.315rem + 2.43vw, 1.875rem);writing-mode:inherit;display:block;width:100%;height:auto;color:#ced0db;z-index:-1}.tih2{padding-top:5px}}@media only screen and (max-width:1025px){.center_l{text-align:inherit}a[href^="tel:"]{pointer-events:auto}.sp_on{display:block!important}.sp_non{display:none!important}.inner-header{width:100%;padding:5px 10px}h1{position:inherit}.tel{display:none}.side-nav{display:none}footer .flexbox>div{width:100%!important}footer .copy{padding:10px 0;font-size:14px}footer .flexbox div:first-child{max-width:100%}.map iframe{height:500px;border-radius:10px}#pagetop{bottom:20px;right:5px}#pagetop img{width:38px;height:auto}}@media only screen and (max-width:768px){.c2>*{width:100%}.c3>*{width:48.5%}.c4>*{width:31.5%}.flexbox.c2{row-gap:30px}.flexbox.c3{column-gap:3%;row-gap:30px}.flexbox.c4{column-gap:2.75%;row-gap:30px}}@media only screen and (max-width:450px){h1{margin-right:65px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}h2,h3,h4{font-weight:700}.sp_on{display:inherit}.sp_non{display:none}.c3>*{width:100%}.c4>*{width:48.5%}.flexbox.c4{column-gap:3%}.c2,.c3,.c4{row-gap:15px}.flexbox img{width:80%;margin:0 auto 20px;border-radius:10px}.designtext::before{color:#b5b8c9}header{border-radius:0 0 5px 5px}.menu li{width:100%}footer .flexbox>img{width:100%}.dlist dt,.dlist dd{width:100%}footer .sns img{width:inherit;margin:15px}}