@media (max-width: 767px) { 
    * {
        margin: 0;
        padding: 0;
    }
    .container {
        max-width: 100%;
        margin: 0 auto;
        padding: 0 20px;
    }
    body {
        font-family: 'Noto Sans JP', sans-serif;
    }
    .sp-none {
        display: none;
    }
    /* 共通：ヘッダー */
    header {
        height: 50px;
        width: 100%;
        padding: 15px 0;
        background-color: #474e49;
        color: white;
        top: 0;
        left: 0;
        position: fixed;
        z-index: 99;
    }
    header .headline {
        line-height: 50px;
        position: relative;
        float: left;
        z-index: 85;
    }
    header .headline a { 
        text-decoration: none;
    }
    header .headline a h2 {
        font-size: 1em;
        font-weight: 500;
        letter-spacing: 0.1em;
        color: #FFFFFF;
    }
    h2 img.header-logo {
        height: 40px;
        margin-right: 10px;
        padding: 0 10px 10px 0;
        vertical-align: middle;
    }
    .nav-list {
        line-height: 60px;
        float: right;
        margin-left: 20px;
        list-style: none;
    }
    .nav-list-item {
        list-style: none;
        display: inline-block;
        margin-left: 20px;
        font-size: 1.02em;
        font-weight: 500;
    }
    /* 共通：ハンバーガー */
    header .navi {
        display: none;
    }
    .hamburger-menu {
        display: block;
    }
    .menu-btn {
        position: fixed;
        top: 22px;
        right: 35px;
        display: flex;
        height: 35px;
        width: 35px;
        justify-content: center;
        align-items: center;
        z-index: 90;
    }
    .menu-btn span:before,
    .menu-btn span:after {
        content: '';
        display: block;
        height: 2px;
        width: 30px;
        border-radius: 1px;
        background-color: #FFFFFF;
        position: absolute;
    }
    .menu-btn span:before {
        bottom: 8px;
    }
    .menu-btn span:after {
        top: 8px;
    }
    #menu-btn-check:checked ~ .menu-btn span {
        background-color: rgba(255, 255, 255, 0);/*メニューオープン時は真ん中の線を透明にする*/
    }
    #menu-btn-check:checked ~ .menu-btn span::before {
        bottom: 16.5px;
        transform: rotate(45deg);
    }
    #menu-btn-check:checked ~ .menu-btn span::after {
        top: 16.5px;
        transform: rotate(-45deg);
    }
    #menu-btn-check {
        display: none;
    }
    /* メニューの中 */
    .menu-content {
        width: 100%;
        height: 100%;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 80;
        background-color:rgba(255,255,255,0.8);
    }
    .menu-content ul {
        padding: 100px 20px;
    }
    .menu-content ul li {
        list-style: none;
        margin-bottom: 10px;
    }
    .menu-content ul li hr {
        border: 0.5px solid #6E6E73;;
        width: 100%;
    }
    .menu-content ul li a {
        width: 100%;
        box-sizing: border-box;
        color: #FFFFFF;
        text-decoration: none;
        padding: 8px 0;
        text-align: center;
        display: flex;
        align-items: flex-end;
    }
    .menu-content ul li a h2 {
        font-size: 1.25em;
        font-weight: 700;
        letter-spacing: 0.2em;
    }
    .menu-content ul li a p {
        font-size: 0.8em;
        font-weight: 300;
        padding-bottom: 3px;
        margin-left: 5px;
        letter-spacing: 0.2em;
    }
    .menu-content {
        width: 100%;
        height: 100%;
        position: fixed;
        top: 0;
        left: 100%;/*leftの値を変更してメニューを画面外へ*/
        z-index: 80;
        background-color: #474e49;
        transition: all 0.5s;/*アニメーション設定*/
    }
    #menu-btn-check:checked ~ .menu-content {
        left: 0;/*メニューを画面内へ*/
    }
    /* 共通：mainタグ位置 */
    main {
        margin: 0;
        width: 100%;
    }
    /* 共通：フッター */
    footer {
        width: 100%;
        height: auto;
        padding: 80px auto 20px;
        background-color: #242B26;
        color: white;
        text-align: center;
    }
    .footerline {
        margin: 0 auto 40px;
    }
    .footerline a {
        text-decoration: none;
    }
    .footerline a img {
        width: 105px;
        margin: 0 auto 10px;
    }
    .footerline a h2 {
        margin: auto 50px;
        letter-spacing: 0.18rem;
        font-weight: 700;
        font-size: 1rem;
        color: #fff;
    }
    ul.footer-menu {
        margin: auto 0 40px auto;
    }
    ul.footer-menu li {
        display: inline-block;
        letter-spacing: 0.02rem;
        font-size: 1.0rem;
    }
    ul.footer-menu li.sp-none {
        display: none;
    }
    ul.footer-menu li.pc-none {
        display: block;
    }
    p.copywiter {
        font-size: 0.8rem;
        font-weight: lighter;
    }
    /* 共有：各ページ */
    .title {
        margin-bottom: 60px;
    }
    .title h3 {
        color: #6E6E73;
        font-weight: 700;
        font-size: 0.8rem;
        letter-spacing: 0.4rem;
        margin: 0;
        padding: 0;
    }
    .title h1 {
        color: #1f1f1d;
        font-weight: 700;
        font-size: 1.5rem;
        letter-spacing: 0.4rem;
        margin: 0;
        padding: 0;
    }
    .top-image {
        position: relative;
        width: 100%;
        height: 100vh;
        overflow: hidden;
        margin: 0 auto;
    }
    .top-image {
        width: 100%;
        height: 100vh;
    }
    .img-01, .img-02, .img-03 {
        position: absolute;
        top:0;
        left:0;
        width: 100%;
        height: 100%;
        background-size: cover;
        background-repeat: no-repeat;
    }
    .img-01 img, .img-02 img, .img-03 img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .img-01{
        background-image: url('画像の場所');
        animation: slide-animation-01 24s infinite;
    }
    .img-02{
        background-image: url('画像の場所');
        animation: slide-animation-02 24s infinite;
    }
    .img-03{
        background-image: url('画像の場所');
        animation: slide-animation-03 24s infinite;
    }
    @keyframes slide-animation-01 {
        0% {opacity: 1; transform: scale(1.0);}
        30% {opacity: 1;}
        40% {opacity: 0; transform: scale(1.15);}
        90% {opacity: 0}
        100% {opacity: 1; transform: scale(1.0);}
    }
    @keyframes slide-animation-02 {
        0% {opacity: 0;}
        30% {opacity: 0; transform: scale(1.1);}
        40% {opacity: 1;}
        60% {opacity: 1;}
        70% {opacity: 0; transform: scale(1.0);}
        100% {opacity: 0;}
    }
    @keyframes slide-animation-03 {
        0% {opacity: 0;}
        60% {opacity: 0;  transform: scale(1.0);}
        70% {opacity: 1;}
        90% {opacity: 1;}
        100% {opacity: 0; transform: scale(1.1);}
    }
    /*========= スクロールダウンのためのCSS ===============*/
    /*スクロールダウン全体の場所*/
    .scrolldown1{
        /*描画位置※位置は適宜調整してください*/
        position:absolute;
        left:50%;
        bottom: 5px;
            /*全体の高さ*/
        height: 120px;
    }
    /*Scrollテキストの描写*/
    .scrolldown1 span{
        /*描画位置*/
        position: absolute;
        left:-22px;
        top: -30px;
        /*テキストの形状*/
        color: #eee;
        font-size: 1rem;
        letter-spacing: 0.05rem;
    }
    /* 線の描写 */
    .scrolldown1::after{
        content: "";
        /*描画位置*/
        position: absolute;
        top: 0;
        /*線の形状*/
        width: 1px;
        height: 120px;
        background: #eee;
        /*線の動き1.4秒かけて動く。永遠にループ*/
        animation: pathmove 1.4s ease-in-out infinite;
        opacity:0;
    }
    /*高さ・位置・透過が変化して線が上から下に動く*/
    @keyframes pathmove{
        0%{
            height:0;
            top:0;
            opacity: 0;
        }
        30%{
            height:80px;
            opacity: 1;
        }
        100%{
            height:0;
            top:150px;
            opacity: 0;
        }
    }
    .about {
        margin-left: 0;
        padding: 60px 0;
        width: 100%;
    }
    .about .flex {
        display: block;
        flex-wrap: none;
    }
    .about .flex .left {
        width: 100%;
    }
    .about .catch_copy h2 {
        font-family: "游明朝", YuMincho, "Hiragino Mincho ProN W3", "ヒラギノ明朝 ProN W3", "Hiragino Mincho ProN", "HG明朝E", "ＭＳ Ｐ明朝", "ＭＳ 明朝", serif;
        font-size: 1.25rem;
        font-weight: 700;
        margin-bottom: 20px;
    }
    .about .catch_copy h2 .accent {
        color: #DA6539;
    }
    .about .contents p {
        font-size: 0.85rem;
        color: #6E6E73;
        margin-bottom: 30px;
    }
    .about .flex .right {
        width: 100%;
        height: 230px;
        display: flex;
        flex-wrap: none;
        justify-content: flex-end;
    }
    .about .flex .right .main {
        width: 65%;
        margin-right: 2%;
    }
    .about .flex .right .main img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .about .flex .right .sub {
        width: 35%;
        height: 100%;
    }
    .about .flex .right .sub img {
        width: 100%;
        height: 110px;
        object-fit: cover;
    }
    .about .flex .right .sub .sub1 {
        margin-bottom: 5.5px;
    }
    .works {
        padding: 60px 0;
        width: 100%;
        background-color: #BFB9A9;
    }
    .works .title h1 {
        color: #FFFFFF;
    }
    .works .sub {
        width: 100%;
    }
    /*==================================================
    スライダーのためのcss
    ===================================*/
    .slider {/*横幅94%で左右に余白を持たせて中央寄せ*/
        width:94%;
        height: 200px;
        margin:0 auto;
    }

    .slider img {
        width: 100%;/*スライダー内の画像を60vwにしてレスポンシブ化*/
        height: 200px;
        object-fit: cover;
    }

    .slider .slick-slide {
        transform: scale(1);/*左右の画像のサイズを80%に*/
        transition: all .8s;/*拡大や透過のアニメーションを0.5秒で行う*/
        margin: 0 0.5rem;
    }

    .slider .slick-slide.slick-center{
        transform: scale(1);/*中央の画像のサイズだけ等倍に*/
    }

    /*ドットナビゲーションの設定*/
    .slick-dots {
        text-align:center;
        margin:50px 0 0 0;
    }

    .slick-dots li {
        display:inline-block;
        margin:0 5px;
    }

    .slick-dots button {
        color: transparent;
        outline: none;
        width:8px;/*ドットボタンのサイズ*/
        height:20px;/*ドットボタンのサイズ*/
        display:block;
        border-radius:50%;
        background:#ccc;/*ドットボタンの色*/
    }

    .slick-dots .slick-active button{
        background:#333;/*ドットボタンの現在地表示の色*/
    }
    .works .btn {
        margin: 40px auto 0;
        width: 100%;
        height: 80px;
        text-align: center;
        background-color: #FFFFFF;
        outline: 2px solid #BFB9A9;
        outline-offset: -10px;
    }
    .works .btn a {
        display: inline-block;
        padding: 12px 120px;
        text-decoration: none;
        color: #BFB9A9;
    }
    .works .btn p {
        letter-spacing: 0.2rem;
        font-size: 0.8rem;
    }
    .works .btn h2 {
        letter-spacing: 0.2rem;
    }
    /* COMPANY */
    .company {
        padding: 60px 0 110px;
        width: 100%;
    }
    table {
        margin-bottom: 20px;
    }
    tbody {
        width: 100%;
        color: #6E6E73;
    }
    th {
        width: 5rem;
        height: 2rem;
        text-align: left;
        font-size: 0.85rem;
    }
    td {
        height: 2rem;
        text-align: left;
        font-size: 0.85rem;
    }
    .president {
        width: 150px;
        height: 150px;
        margin: 0 auto;
    }
    .president img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .president p {
        color: #6E6E73;
        font-size: 0.85rem;
    }
    /* RECRUIT */
    .recruit {
        padding: 60px 0;
        width: 100%;
        background-color: #242B26;
    }
    .recruit h3{
        color: #FFFFFF;
        font-size: 1rem;
        text-align: left;
    }
    .recruit .btn {
        margin: 0 auto;
        width: 100%;
        height: 80px;
        text-align: center;
        background-color: #DA6539;
        outline: 2px solid #242B26;
        outline-offset: -10px;
    }
    .recruit .btn a {
        display: inline-block;
        padding: 12px 70px;
        text-decoration: none;
        color: #242B26;
    }
    .recruit .btn p {
        letter-spacing: 0.2rem;
        font-size: 0.85rem;
    }
    .recruit .btn h2 {
        letter-spacing: 0.2rem;
    }
    /* CONTACT */
    .contact {
        padding: 60px 0;
        width: 100%;
        background-color: #BFB9A9;
    }
    .contact .btn {
        margin: 0 auto;
        width: 100%;
        height: 80px;
        text-align: center;
        background-color: #FFFFFF;
        outline: 4px solid #DA6539;
        outline-offset: -1px;
    }
    .contact .btn a {
        display: inline-block;
        padding: 12px 70px;
        text-decoration: none;
        color: #DA6539;
    }
    .contact .btn p {
        letter-spacing: 0.2rem;
        font-size: 0.85rem;
    }
    .contact .btn h2 {
        letter-spacing: 0.2rem;
    }
    footer {
        width: 100%;
        height: auto;
        padding: 80px auto 20px;
        background-color: #242B26;
        color: white;
        text-align: center;
    }
    .footerline {
        margin: 0 auto 40px;
    }
    .footerline a {
        text-decoration: none;
    }
    .footerline a img {
        width: 105px;
        margin: 0 auto 10px;
    }
    .footerline a h2 {
        margin: auto 50px;
        letter-spacing: 0.18em;
        font-weight: 700;
        font-size: 1em;
        color: #fff;
    }
    ul.footer-menu {
        margin: auto 0 40px auto;
    }
    ul.footer-menu li {
        display: inline-block;
        letter-spacing: 0.02em;
        font-size: 1.0em;
    }
    ul.footer-menu li.sp-none {
        display: none;
    }
    ul.footer-menu li.pc-none {
        display: block;
    }
    p.copywiter {
        font-size: 0.5em;
        font-weight: lighter;
    }
    /* フェードイン */
    .fade-in {
        opacity: 0;
        transition-duration: 500ms;
        transition-property: opacity, transform;
    }
    .fade-in-up {
        transform: translate(0, 50px);
    }
    .fade-in-left {
        transform: translate(-50px, 0);
    }    
    .scroll-in {
        opacity: 1;
        transform: translate(0, 0);
    }
}