html {
    scroll-behavior: smooth;
}

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
}

.pc-only {
    display: block;
}

.sp-only {
    display: none;
}

html {
    font-size: 16px;
}

.main {
    position: relative;
    margin-top: 80px;
}

@media (max-width: 1400px) {
    html {
        font-size: calc(100vw / 1440);
    }

    .main {
        margin-top: 80rem;
    }
}

@media (max-width: 640px) {
    html {
        font-size: calc(100vw / 375);
    }

    .container {
        padding: 0 10rem !important;
    }

    .pc-only {
        display: none;
    }

    .sp-only {
        display: block;
    }
}

@font-face {
    font-family: noto-bold;
    src: url("../../assets/fonts/NotoSansCJKjp-Bold.otf");
}

@font-face {
    font-family: noto-medium;
    src: url("../../assets/fonts/NotoSansCJKjp-Medium.otf");
}

@font-face {
    font-family: noto-regular;
    src: url("../../assets/fonts/NotoSansCJKjp-Regular.otf");
}


body {
    font-family: noto-medium;
}

.clearfix::after {
    clear: both;
    content: "";
    display: table;
}

.container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
    width: 100%;
}


.header {
    width: 100%;
    height: 70px;
    background-color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
}

.header-logo {
    width: 343px;
    height: 46px;
}

.header-logo img {
    width: 100%;
    height: 100%;
}

@media (max-width: 1400px) {
    .header {
        width: 100%;
        height: 70rem;
    }

    .header-logo {
        width: 343rem;
        height: 46rem;
    }
}

@media (max-width: 640px) {
    .header {
        width: 100%;
        height: 50rem;
    }

    .header-logo {
        width: 240rem;
        height: 32rem;
    }
}

.footer {
    background: linear-gradient(#005ab7 0%, #0083ae 100%);
    height: 130px;
}

.footer-nav {
    padding: 0 20px;
}

.footer-nav__box {
    display: flex;
    justify-content: center;
    border-bottom: 1px solid #fff;
}

.footer-nav__box--item a {
    color: #fff;
    font-size: 16px;
    padding: 24px 20px;
    display: inline-block;
}

.footer-copyright {
    font-size: 14px;
    color: #fff;
    padding: 18px;
    text-align: center;
}

@media (max-width: 1400px) {
    .footer {
        height: 130rem;
    }

    .footer-nav {
        padding: 0 20rem;
    }

    .footer-nav__box {
        border-bottom: 1rem solid #fff;
    }

    .footer-nav__box--item a {
        font-size: 16rem;
        padding: 24rem 20rem;
    }

    .footer-copyright {
        font-size: 14rem;
        padding: 18rem;
    }
}

@media (max-width: 640px) {
    .footer {
        height: 146rem;
    }

    .footer-nav {
        padding: 0 20rem;
    }

    .footer-nav__box {
        border-bottom: 1rem solid #fff;
    }

    .footer-nav__box--item a {
        font-size: 14rem;
        padding: 24rem 14rem;
    }

    .footer-copyright {
        font-size: 12rem;
        line-height: 20rem;
        padding: 16rem;
    }
}