body {
  font-family: "Source Sans Pro", "Hiragino Kaku Gothic ProN, Meiryo, Araial, sans-serif";
}

p {
  font-size: 15px;
}

/* PC用のスタイル */
@media screen and (min-width: 768px) {

  body {
    max-width: 1080px;
    min-width: 960px;
    margin: 0 auto 0 auto;
  }

  header {
    display: flex;
    justify-content: space-between;
  }
  
  #nav-pc {
    text-align: right;
    font-size: 14px;
    padding-top: 15px;
  }
  
  #nav-pc > a{
    text-decoration: none;
    margin-left: 20px;
  }
  
  #nav-pc > a:link {
    color: #0d0d0d;
  }
  
  #nav-pc > a:visited {
    color: #0d0d0d;
  }
  
  #nav-pc > a:hover {
    color: #0d0d0d;
    text-decoration: underline;
  }
  
  #nav-pc > a:active {
    color: #0d0d0d;
  }
  
  #nav-sp,
  #menu-sp {
    display: none;
  }

  #main-visual {
    position: relative;
    height: 400px;
  }
  
  #main-message {
    position: absolute;
    top: 0;
    left: 0;
    background-color: #2710d5;
    color: #ffffff;
    border-radius: 0 0 476px 0;
    max-width: 620px;
    height: 100%;
    width: 100%;
    z-index: 11;
  }
  
  #main-message > h1 {
    font-size: 60px;
    font-weight: bold;
    margin: 100px 0 0 50px;
  }
  
  #main-message > p {
    font-size: 28px;
    margin: 0 0 0 50px;
  }
  
  #main-visual > img {
    max-width: 620px;
    border-radius: 476px 0 0 0;
    position: absolute;
    top: 0;
    right: 0;
    z-index: 10;
  }
  
  h2 {
    margin: 40px 0 0 0;
  }
  
  h2::after {
    content: url("images/line.png");
    margin-left: 10px;
  }
  
  h3 {
    font-size: 27px;
  }
  
  #mission {
    margin: 80px auto 80px auto;
    width: 100%;
  }
  
  #mission-flex {
    width: 100%;
    display: flex;
  }
  
  #mission-flex > div {
    width: 50%;
    margin: 20px;
  }
  
  #mission-photo {
    width: 100%;
  }
  
  #s2dgs {
    margin-top: 50px;
    width: 100%;
  }
  
  #product {
    background-image: #fafafa;
    width: 100%;
    margin: 80px 0 80px 0;
    padding: 10px 40px 0 40px
  }
  
  #product > div{
    margin-top: 40px;
    display: flex;
  }
  
  #product-left {
    width: 50%;
    margin-right: 20px;
  }
  
  #product-right {
    width: 50%;
    margin-left: 20px;
    margin-top: 80px;
  }
  
  #product-left > div {
    position: relative;
    height: 480px;
    margin-right: 20px;
  }
  
  #product-right > div {
    position: relative;
    height: 480px;
    margin-left: 20px;
  }
  
  .product-photo {
    width: 100%;
  }
  
  .product-explain {
    background-color: #ffffff;
    position: absolute;
    left: 0;
    top: 280px;
    margin: 0 40px 0 40px;
    padding: 20px;
    box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.05);
  }
  
  .product-explain > span {
    color: #2710d5;
    font-weight: bold;
    font-size: 16px;
    margin: 0;
  }
  
  .product-explain > p {
    font-size: 14px;
    margin:0;
  }
  
  #product-more {
    margin: 0 auto -42px auto;
  }

  /* ABOUT US */
  #aboutus {
    margin: 80px auto 80px auto;
  }
  
  /* 3つの組織文化と画像を入れる枠 */
  #aboutus > div {
    display: flex;
  }
  
  /* 画像 */
  .culture-img {
    width: 100%;
    align-self: flex-start;
  }
  
  .culture-img2 {
    margin-top: 50px;
    width: 100%;
  }
  
  .culture-table {
    max-width: 500px;
    margin-right: 50px;
  }
  
  .culture-num {
    font-size: 80px;
    color: #2710d5;
    margin: 0 20px 0 0;
  }
  
  .culture-en {
    color: #2710d5;
    font-weight: bold;
    font-size: 24px;
    display: black;
  }
  
  .culture-jp {
    font-size: 28px;
    font-weight: bold;
  }
  
  .culture-description {
    margin: 0;
  }
  
  #vision {
    margin: 80px auto 80px auto;
  }
  
  #vision > div {
    width: 100%;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  
  .vision-box {
    width: 300px;
    height: 300px;
    margin-bottom: 30px;
    position: relative;
  }
  
  .vision-box > img {
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 30;
  }
  
  .vision-box > span {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 31;
    margin-right: 20px;
  }
  
  .vison-box > span > h4 {
    color: #2710d5;
    font-size: 19pxx;
    margin: 80px 0 0 0;
  }
  
  .vision-box > span > h4::first-letter {
    font-size: 40px;
  }
  
  .vision-box > span > h5 {
    font-size: 20px;
    margin: 0 0 0 0;
  }
  
  .vision-box > span > p {
    margin: 10px 0 0 0;
  }
  
  #company  {
    margin: 80px auto 80px auto;
  }
  
  #company-table {
    width: 100%;
  }
  
  .tableheader {
    text-align: left;
    padding: 20px;
    border-bottom-color: #2710d5;
    border-bottom-width: 1px;
    border-bottom-style: solid;
    width: 100px;
  }
  
  .tableheader-first {
    text-align: left;
    padding: 20px;
    border-bottom-color: #2710d5;
    border-bottom-width: 1px;
    border-bottom-style: solid;
    border-top-color: #2710d5;
    border-top-width: 1px;
    border-top-style: solid;
    width: 100px;
  }
  
  .cell {
    padding: 30px;
    border-bottom-color: #ececec;
      border-bottom-width: 1px;
      border-bottom-style: solid;
  }
  
  .cell-first {
    padding: 30px;
    border-bottom-color: #ececec;
    border-bottom-width: 1px;
    border-bottom-style: solid;
    border-top-color: #ececec;
    border-top-width: 1px;
    border-top-style: solid;
  }
  
  #company > iframe {
    width: 100%;
    height: 368px;
    margin-top: 40px;
  }
  
  #contact {
    margin: 80px auto 80px auto;
  }
  
  /* 外枠 */
  #contact > form > div {
    display: flex;
    flex-direction: row; 
    flex-wrap: wrap;
    padding-bottom: 30px;
  }
  
  .contact-heading {
    width: 240px;
    align-self: center;
  }
  /* 見出しのラベル */
  .contact-label {
    font-weight: bold;
  }
  /* 必須 */
  .contact-span {
    color: #ce2222;
    margin: 0 0 0 20px;
    font-weight: bold;
  }
  
  .contact-textbox {
    border-top: 0;
    border-left: 0;
    border-right: 0;
    border-bottom-width: 1px;
    border-bottom-color: #707070;
    border-bottom-style: solid;
    background-color: #fafafa;
    width: 400px;
    height: 56px;
  }
  /* お問い合わせ内容のテキストエリア */
  .contact-textarea {
    border-top: 0;
    border-left: 0;
    border-right: 0;
    border-bottom-width: 1px;
    border-bottom-color: #707070;
    border-bottom-style: solid;
    background-color: #fafafa;
    width: 400px;
    height: 200px;
  }
  
  details {
    width: 700px;
  }
  details > div {
    background-color: #fafafa;
    padding: 20px;
  } 
  details > div > span {
    font-weight: bold;
  }
  
  /* PC フッター */
  footer {
    background-color: #0d0d0d;
    text-align: center;
    padding: 80px 80px 30px 80px;
  }
  
  #footer-logo {
    margin-bottom: 30px;
  }
  
  #footer-link {
    margin-bottom: 50px;
  }
  
  #footer-link > a {
    text-decoration: none;
    margin: 10px;
  }
  
  #footer-link > a:link {
    color: #ffffff;
  }
  
  #footer-link > a:visited {
    color: #ffffff;
  }
  
  #footer-link > a:hover {
    color: #ffffff;
    text-decoration: underline;
  }
  
  #footer-link > a:active {
    color: #ffffff;
  }
  
  #sns-footer {
    text-align: left;
  }
  
  #sns-footer > a {
    margin-right: 30px;
  }
  
  #copyright {
    color: #ffffff;
    float: right;
  }

  /* mission.html用スタイル */
   /* ミッションのメインビジュアル */
   #mission-main {
    height: 496px;
    width: 100%;
    background-image: url("images/mission/mission-main.png");
    background-repeat: no-repeat;
    background-position-y: center;
  }

  #mission-title {
    background-color: #2710d5;
    width: 368px;
    color: #ffffff;
    height: 496px;
    border-radius: 0 248px 248px 0;
    position: relative;
  }

  #mission-title > h1 {
    position: absolute;
    top: 0;
    left: 100px;
    font-size: 80px;
  }

  #mission-title > span {
    position: absolute;
    top: 200px;
    left: 100px;
    font-size: 26px;
  }

  #mission-title > div {
    position: absolute;
    top: 350px;
    left: 100px;
    font-size: 16px;
  }

  #mission-s2dgs {
    width: 100%;
    margin: 20px;
  }

  .mission-h2 {
    color: #2710d5;
    font-size: 40px;
  }

  .mission-h2::after {
    content: none;
  }

  #mission-5goals {
    margin: 20px;
    display: flex;
  }

  #mission-5goals > div {
    flex-grow: 1;
    padding: 20px;
  }

  #mission-5goals > div > div {
    margin-bottom: 40px;
  }

  .fivegoals-image-right {
    float: right;
    margin: 20px;
  }

  .fivegoals-image-left {
    float: left;
    margin: 20px;
  }

  .fivegoals-number {
    color: #2710d5;
    font-size: 48px;
    margin: 0;
  }

  .fivegoals-h3 {
    font-size: 28px;
    margin: 0;
  }

  .fivegoals-p {
    margin: 0;
  }


  /* プロダクトページ */
  #product-main {
    height: 496px;
    width: 100%;
    background-image: url("images/product/product-main.png");
    background-repeat: no-repeat;
    background-position-y: center;
  }

  #product-title {
    background-color: #2710d5;
    width: 368px;
    color: #ffffff;
    height: 496px;
    border-radius: 0 248px 248px 0;
    position: relative;
  }
  #product-title > h1 {
    position: absolute;
    top: 0;
    left: 100px;
    font-size: 80px;
  }

  #product-title > span {
    position: absolute;
    top: 200px;
    left: 100px;
    font-size: 26px;
  }

  #product-title > div {
    position: absolute;
    top: 350px;
    left: 100px;
    font-size: 16px;
  }

   /* セクション1 */
   .product-section1 {
     position: relative;
     margin: 20px;
     height: 340px;
   }
 
   .product-section1 > img {
     position: absolute;
     top: 0;
     left: 0;
     width: 450px;
     margin: 0 40px 30px 0;
     border-radius: 0 432px 0 0;
   }
 
   .product-section1 > div {
     position: absolute;
     top: 0;
     left: 480px;
   }
 
   /* セクション2 */
   .product-section2 {
     position: relative;
     margin: 20px;
     height: 340px;
   }
 
   .product-section2 > img {
     position: absolute;
     top: 0;
     right: 0;
     width: 450px;
     margin: 0 0 30px 40px;
     border-radius: 432px 0 0 0;
   }
 
   .product-section2 > div {
     width: 500px;
     position: absolute;
     top: 0;
     left: 0;
   }
 
   .product-h2 {
     color: #2710d5;
     font-size: 24px;
     margin: 0;
   }
 
   .product-h3 {
     font-size: 28px;
     margin: 0;
   }


   
  
}










/* ------------------------------------ */
/* スマホ用スタイル */
@media screen and (max-width:767px) {

  body {
    min-width: 375px;
    margin: 0; 
  }
  #nav-pc {
    display: none;
  }

  /* ハンバーガーメニュー */
  #menu-sp {
    float: right;
    padding: 0;
  }

  /* スマホ用ナビゲーションの表示切替 */
  /* 初期状態、レイアウトと非表示設定 */
  #nav-sp {
    background-color: #2710d5;
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    display: none;
    z-index: 100;
  }

  /* ×ボタン */
  #close {
    position: absolute;
    top: 20px;
    right: 20px;
  }

  /* ナビゲーションメニュー用ロゴ */
  #logo-sp {
    margin: 80px 0 30px 20px;
  }

  /* ナビゲーションのリンクの装飾設定 */
  #nav-sp > a {
    display: block;
  }

  #nav-sp > a:link {
    color: #ffffff;
  }
  #nav-sp > a:visited {
    color: #ffffff;
  }
  #nav-sp > a:hover {
    color: #ffffff;
    text-decoration: underline;
  }
  #nav-sp > a:active {
    color: #ffffff;
  }
  #nav-sp > .menu {
    text-decoration: none;
    display: block;
    margin: 0 20px 0 20px;
    height: 44px;
    font-size: 16px;
    background-image: url("images/arrow.png");
    background-repeat: no-repeat;
    background-position: right top;
  }

   #sns {
     position: absolute;
     bottom: 20px;
     left: 20px;
   }

   #sns > a {
     margin-right: 30px;
   }

   #main-visual {
    position: relative;
    height: 470px;
    width: 100%;
    overflow: hidden;
  }

  #main-message > h1 {
    font-size: 60px;
    font-weight: bold;
    margin: 100px 0 0 50px;
  }
  
  #main-message > p {
    font-size: 28px;
    margin: 0 0 0 50px;
  }
  
  #main-visual > img {
    max-width: 620px;
    border-radius: 476px 0 0 0;
    position: absolute;
    top: 0;
    right: 0;
    z-index: 10;
  }
  
  /* 見出し */
  h2 {
    margin: 40px 0 0 0;
  }
  
  h2::after {
    content: url("images/line.png");
    margin-left: 10px;
  }
  
  h3 {
    font-size: 27px;
  }
  
  /* ミッション */
  #mission {
    margin: 80px auto 80px auto;
    width: 100%;
  }
  
  #mission-flex {
    width: 100%;
    display: flex;
  }

  #mission-flex > div {
    width: 50%;
    margin: 20px;
  }
  
  #mission-photo {
    width: 100%;
  }
  
  #s2dgs {
    margin-top: 50px;
    width: 100%;
  }

  #main-visual > div {
    position: absolute;
    top: 0;
    left: 0;
    background-color: #2710d5;
    color: white;
    border-radius: 0 0 476px 0;
    text-align: center;
    height: 280px;
    width: 100%;
    z-index: 11;
  } 
  #main-visual > div > h1 {
    font-size: 28px;
    margin: 90px 0 0 0;
  }

  #main-visual > div > p {
    margin: 0;
  }

  #main-visual > img {
    width: 100%;
    border-radius: 476px 0 0 0;
    z-index: 10;
    position: absolute;
    bottom: 0;
    right: 0;
  }

  /* 見出し */
  h2::after {
    content: url("images/line.png");
    margin-left: 10px;
  }

  h3 {
    font-size: 24px;
    margin: 10px 0 0 0;
  }

  #mission {
    margin: 20px;
  }

  #mission-photo {
    width: 100%;
  }

  #s2dgs {
    width: 100%;
  }

    /* プロダクト */
    #product {
      background-color: #fafafa;
      padding-top: 10px;
    }
  
    #product h2 {
      margin-left: 20px;
    }
    /* 外枠 */
    /* 左右のカラム　スマホでは縦並び */
    #product-left,
    #product-right {
      margin-right: 20px;
      margin-left: 20px;
    }

    #product-left > div,
   #product-right > div {
     position: relative;
     height: 540px;
   }
 
   /* 説明文の枠 */
   .product-explain {
     background-color: #ffffff;
     position: absolute;
     left: 0;
     bottom: 50px;
     padding: 20px;
     box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.05);
   }
 
   .product-explain > span {
     color: #2710d5;
     font-weight: bold;
     font-size: 16px;
     margin: 0px;
   }
 
   .product-explain > h3 {
     margin: 10px 0 10px 0;
   }

   /* 画像 */
   .product-photo {
    width: 100%;
  }

  #product-more > img {
    margin: 0 0 -42px 20px;
  }

   /* ABOUT US */
   #aboutus {
    margin: 80px 20px 80px 20px;
  }

  #aboutus > div {
    display: flex;
    flex-direction: column;
  }

  .culture-table {
    width: 100%;
    padding-right: 20px;
    order: 2;
  }
  .culture-img {
    width: 100%;
    order: 1;
  }

  .culture-img2 {
    width: 100%;
  }

  .culture-num {
    font-size: 80px;
    color: #2710d5;
  }

  .culture-en {
    color: #2710d5;
    font-weight: bold;
    font-size: 24px;
    display: block;
  }

  .culture-jp {
    display: block;
  }

  .culture-description {
    margin: 0;
  }

  /* ビジョン　スマホ用 */
  #vision {
    margin: 80px 20px 80px 20px;
  }

  .vision-box{
    width: 300px;
    height: 300px;
    margin-bottom: 30px;
    position: relative;
  }

  vision-box > img {
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 30;
  }
  .vision-box > span {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 31;
    margin-right: 20px;
  }

  .vision-box > span > h4 {
    color: #2710d5;
    font-size: 19px;
    margin: 60px 0 0 0;
  }

  .vision-box > span > h5 {
    font-size: 20px;
    margin: 0 0 0 0;
  }
  .vision-box > span > p {
    margin: 10px 0 0 0;
  }

  #company {
    margin: 0 20px 0 20px;
  }

  #company > h3 {
    margin-bottom: 20px;
  }

  #company > table {
    width: 100%;
  }

  .tableheader-first {
    text-align: left;
    padding: 20px;
    border-bottom-color: #2710d5;
    border-bottom-width: 1px;
    border-bottom-style: solid;
    border-top-color: #2710d5;
    border-top-width: 1px;
    border-top-style: solid;
    width: 50px;
  }
  .tableheader {
    text-align: left;
    padding: 20px;
    border-bottom-color: #2710d5;
    border-bottom-width: 1px;
    border-bottom-style: solid;
    width: 50px;
  }

  .cell {
    padding: 20px;
    border-bottom-color: #ececec;
    border-bottom-width: 1px;
    border-bottom-style: solid;
  }
  .cell-first {
    padding: 20px;
    border-bottom-color: #ececec;
    border-bottom-width: 1px;
    border-bottom-style: solid;
    border-top-color: #ececec;
    border-top-width: 1px;
    border-top-style: solid;
  }

  #company > iframe {
    width: 100%;
    height: 240px;
    margin: 40px 0 0 0;
  }

   /* お問い合わせ */
   #contact {
    margin: 80px 20px 80px 20px;
  }

  #contact > h3 {
    margin-bottom: 20px;
  }

  #contact > form > div {
    margin-bottom: 20px;
  }

  .contact-heading {
    margin-bottom: 20px;
  }

  /* ラベル */
  .contact-label {
    font-weight: bold;
  }

  /* 必須 */
  .contact-span {
    color: #ce2222;
    margin: 0 0 0 20px;
    font-weight: bold;
  }

  .contact-textbox {
    height: 56px;
    border-top: 0;
    border-left: 0;
    border-right: 0;
    background-color: #fafafa;
    border-bottom-color: #707070;
    border-bottom-width: 1px;
    border-style: solid;
    min-width: 300px;
    width: 100%;
  }

  .contact-textarea {
    height: 150px;
    border-top: 0;
    border-left: 0;
    border-right: 0;
    background-color: #fafafa;
    width: 100%;
  }

  .radiobutton {
    margin-bottom: 20px;
  }

  .radiobutton + label::after {
    content: "\A";
    white-space: pre;
  }

   /* フッター */
   footer {
    background-color: #0d0d0d;
    padding: 30px 20px 50px 20px;
  }

  #footer-logo {
    margin-bottom: 30px;
  }

  #footer-link {
    margin-bottom: 50px;
  }
  #footer-link > a {
    text-decoration: none;
    margin: 0 20px 30px 0;
    display: block;
    background-image: url("images/arrow.png");
    background-repeat: no-repeat;
    background-position: right top;
  }
  #footer-link > a:link {
    color: #ffffff;
  }
  #footer-link > a:visited {
    color: #ffffff;
  }
  #footer-link > a:hover {
    color: #ffffff;
    text-decoration: underline;
  }
  #footer-link > a:active {
    color: #ffffff;
  }

  #sns-footer > a {
    margin-right: 30px;
  }

  #copyright {
    font-size: 12px;
    display: block;
    margin-top: 30px;
    color: #ffffff;
  }

     /* mission.html用スタイル */
   /* ミッションのメインビジュアル */
   #mission-main {
    height: 256px;
    width: 100%;
    background-image: url("images/mission/mission-main.png");
    background-repeat: no-repeat;
    background-position-y: center;
    background-size: auto 208px;
  }

  #mission-title {
    background-color: #2710d5;
    width: 136px;
    color: #ffffff;
    height: 256px;
    border-radius: 0 248px 248px 0;
    position: relative;
  }
  #mission-title > h1 {
    position: absolute;
    top: 0;
    left: 20px;
    font-size: 40px;
  }

  #mission-title > span {
    position: absolute;
    top: 110px;
    left: 20px;
    font-size: 18px;
  }

  #mission-title > div {
    position: absolute;
    top: 180px;
    left: 20px;
    font-size: 13px;
  }

  /* ミッションページ　S2DGSの設定 */
  #mission-s2dgs {
    margin: 20px;
  }

  .mission-h2 {
    color: #2710d5;
    font-size: 38px;
    margin: 0px;
  }

  .mission-h2::after {
    content: none;
  }

  #mission-s2dgs > img {
    width: 100%;
  }

  /* ミッションページ　5Goalsの設定 */
  #mission-5goals {
    margin: 20px;
  }

  #mission-5goals > div > div {
    margin-bottom: 40px;
  }

  #s2dgs-image {
    width: 100%;
  }
  .fivegoals-image-right {
    margin: 20px auto 20px auto;
    display: block;
  }

  .fivegoals-image-left {
    margin: 20px auto 20px auto;
    display: block;
  }

  .fivegoals-number {
    color: #2710d5;
    font-size: 48px;
    margin: 0;
  }

  .fivegoals-h3 {
    font-size: 28px;
    margin: 0;
  }
  .fivegoals-p {
    margin: 0;
  }

  /* プロダクトページ */
   #product-main {
     height: 256px;
     width: 100%;
     background-image: url("images/product/product-main.png");
     background-repeat: no-repeat;
     background-position-y: center;
     background-size: auto 208px;
   }
   #product-title {
     background-color: #2710d5;
     width: 136px;
     color: #ffffff;
     height: 256px;
     border-radius: 0 248px 248px 0;
     position: relative;
   }
   #product-title > h1 {
     position: absolute;
     top: 0;
     left: 20px;
     font-size: 40px;
   }
   #product-title > span {
     position: absolute;
     top: 110px;
     left: 20px;
     font-size: 18px;
   }
   #product-title > div {
     position: absolute;
     top: 180px;
     left: 20px;
     font-size: 13px;
   }

   .product-section1 {
    margin: 20px;
  }

  .product-section1 > img {
    width: 100%;
    border-radius: 0 300px 0 0;
  }
  
  .product-section2 {
    margin: 20px;
    display: flex;
    flex-direction: column;
  }

  .product-section2 > img {
    order: 1;
    width: 100%;
    border-radius: 300px 0 0 0;
  }

  .product-section2 > div {
    order: 2;
  }

  .product-h2 {
    color: #2710d5;
    font-size: 24px;
    margin: 0;
  }

  .product-h3 {
    font-size: 28px;
    margin: 0;
  }
}