@charset "UTF-8";
* {
    margin: 0;
    padding: 0;
  }
  
  :root{
    --title_color: #222222;
    --p_color: #4c4c4c;
  }
  header {
    position: fixed;
  }
  main {
    width: 100%;
    max-width: 100vw;
    padding: 0px 0 100px 0;
    margin: 0 auto;
  }
  main .tit_container {
    text-align: center;
    padding: 120px 0 130px 0;
  }
  main .tit_container h2 {
    margin-bottom: 50px;
    font-weight: 400;
    font-size: 24px;
    line-height: 34px;
    color: var(--title_color);
  }
  main .tit_container p {
    font-size: 22px;
    line-height: 34px; 
    color: var(--color);
  }
  main .key_visual img {
    width: 100%;
    height: auto;
  }
  main section {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
  }
  main section h3 {
    padding: 80px 0 50px 0;
    font-size: 22px;
    font-weight: normal;
    color: var(--color);
  }
  main section h3::after{
    content: "――――――――";
    margin-left: 2rem;
    letter-spacing: -0.5rem;
  }
  main section p {
    font-size: 16px;
    letter-spacing: 2px;
    line-height: 2rem;
    margin-bottom: 50px;
    text-align: left;
    font-weight: normal;
    color: var(--color);
  }
  main section img {
    max-width: 900px;
    width: 100%;
    height: auto;
  }
  #sec_03{
    margin-bottom: 100px;
  }

  .pro-list{
    display: flex;
    justify-content:space-between;
    flex-wrap: wrap;
  }
  .pro-item{
    width: 48%;
  }
  .pro-item h4{
    margin: 15px 0 10px;
    font-size: 22px;
    font-weight: normal;
    color: var(--color);
  }
  .pro-main-img{
    max-height: 60vh;
    object-fit: cover;
  }
  /* 画面サイズが768px以上992px以下に適用*/
  @media screen and (min-width: 768px) and (max-width:991.98px){
    .br-pc { display:none; }
    .br-sp { display:none; }
    main section {
        padding: 0 20px 0 20px;
        box-sizing: border-box;
    }
  }
  
  /* 画面サイズが768px以下に適用*/
  @media screen and (max-width: 767.98px){
    .br-pc { display:none; }
    .br-sp { display:block; }
    .nm {
      font-size: .9rem!important;
    }
    main section {
        padding: 0 20px 0 20px;
        box-sizing: border-box;
    }
    main section p{
        font-size: 0.8rem;
        line-height: 1.5rem;
        margin-bottom: 30px;
    }

    main section h3 {
      text-align: left; /*1009*/
      font-size: 1.0rem;
      letter-spacing: 0.12em;
      font-weight: bold; /*1009*/
    }
    main section h3::after{
      content: "";
    }
    .pro-item h4{
      margin: 15px 0 10px;
      font-size: 1rem;
      font-weight: normal;
      color: var(--color);
    }
    .pro-main-img{
      height: 40vh;
      max-height: 300px;
    }
    main .tit_container { /*1009*/
      padding-bottom: 75px; /*1009*/
    }
    main .tit_container h2 {
        font-size: 1.5rem;
    }
    main .tit_container p {
        font-size: 1rem;
    }
    .pro-item{
      width: 100%;
    }
  }
  
  
  /* 1200px以上 */
  @media (min-width: 1200px) {
      .logo {
          padding-top: 300px;
      }
  
      nav {
          max-width: 1200px;
          margin: 0 auto;
          display: block;
      }
      nav ul li a {
          font-size: .9rem;
      }
      .dropdown li {
          font-size: .9rem;
      }
      
      .MainImage {
          width: 790px;
          height: 490px;
          margin-top: 150px;
          margin-right: auto;
      }
      .card {
          width: 100%;
          max-width: 280px;
      }
      .contents-box-6 {
          padding: 0;
          width: 16%;
          text-align: center;
      }
  }
  
  
  /* 1500px以上 */
  
  @media (min-width: 1500px) {
      .toplogo {
          left: 5%;
      }
  }