@media (max-width:480px) {
  /* Header*/
    .header{
    background-color:#000C32;
      color:white;
      height:auto;
      display: flex;
      padding-top: 3px;
      padding-left: 5px;
    }

    .logomark img{
     width:70px;
     height:70px;
    }

    .main_title h1{
      font-family:"ヒラギノ角ゴ Pro W3";
      font-size: 18px;
      letter-spacing: 2px;
      padding-left: 10px;
    }

    .main_title a{
      text-decoration: none;
      color: #ffffff;
    }

    .main_title h3{
        padding: 0px 10px;
          font-family:"Arial";
          letter-spacing: 2px;
          font-weight: lighter;
    }

    /* Main*/

    .main {
    display:none;
    }

    .main_s {
      display:block;
    }

    .main_s img {
    width:100%;
    height:auto;
    }

    .contents{
      display: none;
    }


.hm-icon {
  display: block;
}

    .contents_s{
      display: block;
    }


    .wrapper {
    display: flex;
    flex-direction: column;
    padding:5px 5px;
    }


    .clear {
      clear:left;
    }

    .overview {
        margin:0px;
    width:100%;
    padding:5px;
      color:#000000;
    }

    .overview h1{
      text-align: center;
    }
    .overview p{
      padding:0px 10px;
      font-size: 18px;
    }

    .image01 {
    padding: 10px;
    }

    .image01 img {
      padding-bottom:20px;
      width:100%;
      height: auto;
    }

    .image01 p{
      text-align: center;
      font-size: 14px;
    }

    .image02 {
      margin:0 auto;
      padding: 0px 0px 30px 0px;
    }

    .image02 img {
      width:100%;
      height: auto;
      padding-left: 50px;
    }

    .image02 p{
      text-align: center;
      font-size: 14px;
    }

    .image03 {
    padding: 15px 0px 30px 0px;
    position: relative;
    }

    .image03 img {
      padding-bottom:0px;
      width:100%;
      height: auto;
    }

    .image03 p{
      text-align: center;
      font-size: 14px;
    }


    .overview iframe{
      padding-top: 20px;
      width:auto;
      height:90%;
      display:block;
      margin:0 auto;
    }

    .movietext {
      display:block;
    }

    .movietext p{
      text-align: center;
      font-size: 14px;
    }

    .pageBox{
      margin: 30px auto;
      display: flex;
      justify-content: center;
      padding:  0px;
    }

    .pageBoxItem{
      padding: 15px;
      background-color: #1e90ff;
      color:  #fff;
      margin:  5px;
      border-radius:  5px;
      font-size: 24px;
    }

    .pageBoxItem:nth-child(1){
        background-color: #1e90ff;
        margin-right: 20px;
    }

    .pageBoxItem:nth-child(5){
        background-color: #000C32;
    }
    
    .pageBoxItem a{
      text-decoration: none;
        color:  #fff;
    }

    .pageBoxItem a:hover{
          color:  #191970;
    }


    /*SideMenu*/

    .sidebar {
      width:100%;
      height:auto;
      padding:10px;
      text-align: center;
      background-color: #f0f8ff;
    }

    .sideContents{
      display: block;
      margin:20px 0;
      padding:10px 5px;
      background-color: #f5f5dc;
      border-left: inset 10px #000C32;
    }

    .sideContents p{
      font-size: 16px;
    }

    .sideContents a{
      text-decoration: none;
      color:#000000;
    }

    .sideContents a:hover{
      color:#ff1493;
    }


    .sideContents span{
      font-weight: bold;
        font-size: 20px;
    }


  /*footer*/

  footer {
  height:auto;
  width:100%;
  background-color:#000C32;
  color:#f5f5f5;
    font-family: "Avenir Next", "Hiragino Kaku Gothic ProN W3", sans-serif;
  }

    .footer_title {
      margin:0px 20px;
      padding-top: 10px;
       border-bottom: 1px solid white;
    }

  .footer_container {
    padding: 10px 20px;
    display: flex;
    flex-direction: column;
    width:100%;
    font-size: 14px;
  }

    .footer_address {
      display: none;
    }

    .footer_address_s {
      display: block;
    }

  .footer_content1 {
    margin:0 5px;
    padding:10px 10px;
        width:100%;
  list-style: none;
  line-height: 28px
  }

  .footer_content1 a{
    text-decoration: none;
    color: #ffffff;
  }

  .footer_content1 li:hover {
    background-color: #1e90ff;
  }

  .footer_content2 {
    margin:0 5px;
    padding:10px 10px;
  width:100%;
  list-style: none;
  line-height: 28px
  }

  .footer_content2 p{
    font-weight: bold;
  }

  .footer_content2 a{
    text-decoration: none;
    color: #ffffff;
  }


  .footer_content2 li:hover {
    background-color: #1e90ff;
  }


  .triangle{
    display:inline-flex;
    width:10px;
    height:10px;
    border-top: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 5px solid #ffffff;
  }


  .twitter {
    padding-left:20px;
  }

  .twitter img{
    width:50px;
    height:auto;
  }

  .copyright {
    height:20px;
    background-color: #E5E5E5;
    font-size: 8px;
    text-align: center;
    padding:5px;
    color:#000C32;
  }


}