@media screen and ( min-width: 960px ) {

  .header {
    padding-bottom: 15px;
  }
  .footer .office {
    width: 470px;
    padding-left: 10.5em;
    text-indent: -10.5em;
    line-height: 1.2;
  }
  .return_top .return_text {
    right: 36px;
  }
  .en_sp {
    display: none;
  }

    .bg_video{
      position: fixed;
      top:0;
      min-width:100%;
      min-height:100%;
      z-index: -100;
      background-size: cover;
    }
   #bg_video{
    /*background: url(../img/top/video_bg.png) center center no-repeat;*/
    background-size:cover;
    top: 0;
    background-color: rgba(0, 0, 0, 0.3);
    width: 100%;
    height: 100%;
    z-index: -1;
    position: fixed;
   }
  .overlay {
      top: 0;
      background:url(../img/top/overlay.png) 0 0 repeat;
      background-color: rgba(0, 0, 0, 0.3);
      width: 100%;
      height: 100%;
      z-index: -1;
      position: fixed;
  }
    .headline{
        height: auto;
        background:none;
    }
    .headline_inner {
        width: 100%;
        height: 380px;
    }

    .headline_title {
    width: 72%;
    font-size: 32px;
    padding-top: 110px;
    margin: 0 auto;
    color: #ffffff;
    line-height: 1.4;
    display:block;
    text-align:center;
    font-weight:lighter;
    }
    .headline_title span.tittle{
    font-size:44px;
    }
    .headline_title_index {
        width: 64%;
        font-size: 33px;
        padding-top: 110px;
        color: #ffffff;
    }

    .headline_contact {
        padding: 60px 0 0 280px;
        line-height:1;
    }

    .headline_contact_link {
        font-size: 30px;
        padding: 20px 60px;
        color: #fff!important;
        border-radius: 50px;
        background-color: #4d86cc;
    text-decoration: none!important;
    }
    .headline_bg{
      display:none;
    }

    .main_title {
        font-size: 50px;
        text-align: center;
        color: #444444;
        line-height: 1.2;
    }

    .main_reason {
        background-color: rgba( 255, 255, 255, 0.9 ) !important;
        padding-top: 80px;
        background-color: #fafafa;
    }

    .main_reason .wrapper{
      padding-bottom:80px;
    }
    .main_content {
        margin: 50px auto 0;
    }

    .main_content > li {
        float: left;
        width: 290px;
        margin-right: 25px;
    }

    .main_content > li:last-child {
        margin-right: 0;
    }

    .main_image_pos {
        margin: 11%;
    }

    .main_image_sp {
        display: none;
    }

    .main_content_title {
        font-size: 20px;
        margin-bottom: 20px;
        text-align: center;
        letter-spacing: 1px;
        color: #444444;
        min-height: 70px;
        line-height: 1.2;
    }

    .main_content_text {
        font-size: 17px;
        line-height: 120%;
        color: #444444;
    }

    .main_secure {
        width: 100%;
        height: 872px;
        background-image: url(../img/top/main_secure_bg.png);
        background-repeat: no-repeat;
        background-position: center;
        position:relative;
    }
    .main_secure_bg {
      padding-top:80px;
        margin-bottom: 80px;
    }
    .main_secure_bg2{
    position:absolute;
    top:-142px;
    right:0;
  }

    .main_secure_title {
        font-size: 50px;
        line-height: 140%;
        padding: 80px;
        text-align: center;
        color: #fff;
    }

    .main_secure_title_sp {
        display: none;
    }
    .main_secure_server_sp{
      display:none;
    }
    .main_secure_yes {
        float: right;
        padding: 220px 70px 0 0;
        color: #fff;
        width: 100px;
        font-size: 14px;
    }

    .main_secure_yes > li {
        font-size: 17px;
        margin-bottom: 10px;
    }
    .main_secure_yes > li .wordwrap {
      word-wrap:break-word;
    }

    .main_secure_yes > li:last-child {
        margin-bottom: 0;
    }

    .main_secure_list {
        float: right;
        padding: 220px 40px 0 0;
        color: #fff;
        width: 500px;
    }

    .main_secure_list > li {
        font-size: 17px;
        margin-bottom: 10px;
        line-height: 1.2;
        padding-left: 1.5em;
        text-indent: -1.5em;
    }

    .main_achivement {
        padding: 85px 0;
        background-color: rgba( 255, 255, 255, 0.9 ) !important;
    }

    .main_achivement_inner {
        margin-bottom: 60px;
    }

    .main_achivement_text_box {
        float: right;
        width: 450px;
        margin-right: 15px;
    }

    .main_achivement_title {
        font-size: 25px;
        margin: 10px 0 20px;
        letter-spacing: 1px;
    }

    .main_achivement_text {
        line-height: 150%;
    }

    .main_achivement_movie {
        float: right;
        width: 465px;
        height: 262px;
    }
    .main_achivement_link{
      text-align:center;
      margin-top:40px;
    }
    .main_achivement_link a{
        font-size: 30px;
        padding: 20px 60px;
        color: #fff!important;
        border-radius: 50px;
        background-color: #4d86cc;
    text-decoration: none!important;
    display:inline-block;
    }
    .main_news{
      padding:80px  0;
    }
    .main_news_inner{
      background:#ffffff;
      padding: 80px 80px ;
    }
    .main_news_inner dl{
      margin-top:40px;
      padding: 0;
    }
    .main_news_inner .date{
      width:110px;
      padding-top:20px;
      float:left;
    }
    .main_news_inner .txt{
      margin-left:120px;
      padding-top:20px;
    }
    .main_news_link{
      text-align:center;
      margin-top:40px;
    }
    .main_news_link a{
        font-size: 30px;
        padding: 20px 60px;
        color: #fff!important;
        border-radius: 50px;
        background-color: #4d86cc;
    text-decoration: none!important;
    display:inline-block;
    }
    .footer_wrap{
      padding:80px 0;
      height:auto;
    }
}

@media screen and (min-width: 768px) and ( max-width: 959px) {

  .footer .office {
    padding-left: 10.5em;
    text-indent: -10.5em;
    line-height: 1.2;
    width: 45%;
  }
  .en_sp {
    display: none;
  }

    .bg_video{
      display:none;
    }
   #bg_video{
    /*background: url(../img/top/video_bg.png) center center no-repeat;*/
    background-size:cover;
    top: 0;
    background-color: rgba(0, 0, 0, 0.3);
    width: 100%;
    height: 100%;
    z-index: -1;
    position: fixed;
   }
   .overlay {
      top: 0;
      background:url(../img/top/overlay.png) 0 0 repeat;
      background-color: rgba(0, 0, 0, 0.3);
      width: 100%;
      height: 100%;
      z-index: -1;
      position: fixed;
  }
  .headline{
    background:none;
  }
  .headline_inner_index{
    padding:60px 0;
  }
  .headline_title{
    font-size:34px;
    line-height:1.2;
    color:#ffffff;
    font-weight:lighter;
    text-align:left;
  }
    .headline_title span.tittle{
    font-size:44px;
    }
  .headline_contact{
    margin-top:40px;
    text-align:center;
  }
  .headline_contact_link {
    font-size: 30px;
    padding: 15px 50px;
    color: #fff!important;
    border-radius: 50px;
    background-color: #4d86cc;
    text-decoration:none!important;
    display:inline-block;
}
    .main_title {
        /*width: 555px;*/
        margin: 0 auto;
        text-align: center;
        font-size: 50px;
        line-height: 140%;
        color: #444444;
        letter-spacing: 1px;
    }


    .main_reason {
        padding-top: 80px;
        background-color: rgba( 255, 255, 255, 0.9 ) !important;
    }

    .main_reason .wrapper{
     padding-bottom:40px;
    }

    .main_content {
        margin: 50px auto 0;
    }

    .main_content > li {
        margin: 0 20px 60px;
    }

    .main_content > li:last-child {
        margin-bottom: 40px;
    }

    .main_image_pos {
        display: none;
    }

    .main_image_sp {
        display: block;
        width:45%;
        height:auto;
        margin: 0 auto 40px;
    }

    .main_content_title {
        margin-bottom: 30px;
        text-align: center;
        font-size: 40px;
        letter-spacing: 1px;
        color: #444444;
    }

    .main_content_text {
        line-height: 120%;
        font-size: 35px;
        color: #444444;
        text-align: justify;
    }


    .main_secure_bg {
        padding:60px 4%;
        position:relative;
    }


    .main_secure {
      background:#02344a;
      padding-bottom:60px;
      padding-top: 10px;
    }
    .main_secure_bg2{
      height:100px;
      width:198px;
      position:absolute;
      top:-40px;
      left:50%;
      margin-left:-99px;
    }

    .main_secure_title {
        display: none;
    }

    .main_secure_title_sp {
        /*width: 380px;*/
        margin: 0 auto;
        padding-top: 60px;
        text-align: center;
        line-height: 120%;
        font-size: 50px;
        letter-spacing: 3px;
        color: #FFF;
    }
    .main_secure_server_sp{
    display: block;
    width: 27%;
    height: auto;
    margin: 25px auto 25px;
    }
    .main_secure_yes {
      width:578px;
      height:576px;
        padding:0;
        color: #FFF;
        margin:40px auto;
        background:url(../img/top/main_secure_yes_bg_sp.png) center center no-repeat;
        background-size:contain;
    }

    .main_secure_yes > li {
        padding-left: 50%;
        margin-bottom: 30px;
        text-align: left;
        font-size: 24px;
        line-height: 1.2;
    }

    .main_secure_yes > li:nth-child(1) {
        padding-top: 120px;
    }
    .main_secure_yes > li:last-child {
        margin-bottom: 0;
    }

    .main_secure_list {
        padding: 0 0 0 ;
        margin: 0 15%;
        color: #FFF;
    }

    .main_secure_list > li {
        margin-bottom: 10px;
        padding-left: 5px;
        font-size: 24px;
        letter-spacing: 1px;
        position:relative;
        padding-left:50px;
        margin-left:0;
        line-height:1.4;
    }

    .main_secure_list > li  >span{
        position:absolute;
        top:0;
        left:0;
    }
    .main_secure_yes > li:last-child {
        margin-bottom: 0;
    }

    .main_achivement {
        padding: 80px 0;
        background-color: rgba( 255, 255, 255, 0.9 ) !important;
    }

    .main_achivement_inner {
        margin-bottom: 40px;
    }

    .main_achivement_text_box {
        margin: 40px 20px 0;
    }

    .main_achivement_text {
        line-height: 140%;
        font-size: 37px;
    }

    .main_achivement_title {
        margin: 10px 0 30px;
        font-size: 50px;
        font-weight: bold;
        letter-spacing: 1px;
    }

    .main_achivement_movie {
        display: block;
        margin: 0 auto;
        /*width: 710px;*/
        height: 40%;
        width:95%;
    }
    .main_achivement_link{
      margin-top:40px;
      text-align:center;
    }
    .main_achivement_link a {
      font-size: 30px;
      padding: 15px 50px;
      color: #fff!important;
      border-radius: 50px;
      background-color: #4d86cc;
      text-decoration:none!important;
      display:inline-block;
  }


    .main_news{
      padding: 80px 4% ;
    }
    .main_news_inner{
        background-color: rgba( 255, 255, 255, 0.95 )!important;
      padding: 40px 20px ;
    }
    .main_news_inner dl{
      margin-top:40px;
      padding: 0;
    }
    .main_news_inner .date{
      font-size:40px;
      margin-top:50px;
      font-weight:bold;
    }
    .main_news_inner .txt{
      font-size:35px;
      margin-top:10px;
      line-height:120%;
    }
    .main_news_link{
      margin-top:60px;
      text-align:center;
    }
    .main_news_link a {
      font-size: 30px;
      padding: 15px 50px;
      color: #fff!important;
      border-radius: 50px;
      background-color: #4d86cc;
      text-decoration:none!important;
      display:inline-block;
  }

    .footer_wrap{
      padding:40px 0;
      height:auto;
    }
    .footer_company_link {
      padding-top: 10px;
      width: 15%;
    }
}

@media screen and ( max-width: 767px ) {
  .footer .office {
    padding-left: inherit;
    text-indent: inherit;
    line-height: 1.2;
    text-align: center;
  }
  .footer_wrap {
    height: inherit;
  }

    .bg_video{
      display:none;
    }
   #bg_video{
    /*background: url(../img/top/video_bg.png) center center no-repeat;*/
    background-size:cover;
    top: 0;
    background-color: rgba(0, 0, 0, 0.3);
    width: 100%;
    height: 100%;
    z-index: -1;
    position: fixed;
   }
   .overlay {
      top: 0;
      background:url(../img/top/overlay.png) 0 0 repeat;
      background-color: rgba(0, 0, 0, 0.3);
      width: 100%;
      height: 100%;
      z-index: -1;
      position: fixed;
  }
  .headline{
    background:none;
  }
  .headline_inner_index{
    padding:40px 0;
  }
  .headline_title{
    font-size:24px;
    line-height:1.2;
    color:#ffffff;
    text-align:left;
    font-weight:lighter;
  }
    .headline_title span.tittle{
    font-size:34px;
    }
  .headline_contact{
    margin-top:28px;
    text-align:center;
  }
  .headline_contact_link {
    font-size: 20px;
    padding: 15px 30px;
    color: #fff!important;
    border-radius: 50px;
    background-color: #4d86cc;
    text-decoration:none!important;
    display:inline-block;
}
    .main_title {
        /*width: 555px;*/
        margin: 0 auto;
        text-align: center;
        font-size: 27px;
        line-height: 140%;
        color: #444444;
        letter-spacing: 1px;
    }

    .main_reason {
        padding-top: 40px;
        background-color: rgba( 255, 255, 255, 0.9 ) !important;
    }

    .main_reason .wrapper{
     padding-bottom:40px;
    }

    .main_content {
        margin: 50px auto 0;
    }

    .main_content > li {
        margin: 0 20px 60px;
    }

    .main_content > li:last-child {
        margin-bottom: 40px;
    }

    .main_image_pos {
        display: none;
    }

    .main_image_sp {
        display: block;
        width:45%;
        height:auto;
        margin: 0 auto 40px;
    }

    .main_content_title {
        margin-bottom: 30px;
        text-align: center;
        font-size: 24px;
        letter-spacing: 1px;
        color: #444444;
    }

    .main_content_text {
        line-height: 120%;
        font-size: 16px;
        color: #444444;
        text-align: justify;
    }

    .main_secure_bg {
        padding:60px 4%;
        position:relative;
    }


    .main_secure {
      background:#02344a;
      padding-bottom:60px;
      padding-top: 10px;
    }
    .main_secure_bg2{
      height:100px;
      width:198px;
      position:absolute;
      top:-40px;
      left:50%;
      margin-left:-99px;
    }
    .main_secure_title {
        display: none;
    }

    .main_secure_title_sp {
        /*width: 380px;*/
        margin: 0 auto;
        padding-top: 60px;
        text-align: center;
        line-height: 140%;
        font-size: 22px;
        letter-spacing: 3px;
        color: #FFF;
    }
    .main_secure_server_sp{
    display: block;
    width: 27%;
    height: auto;
    margin: 25px auto 25px;
    }
    .main_secure_yes {
      width:290px;
      height:290px;
        padding:0;
        color: #FFF;
        margin:40px auto 0;
        background:url(../img/top/main_secure_yes_bg_sp.png) center center no-repeat;
        background-size:contain;
    }

    .main_secure_yes > li {
      padding-left:48%;
        margin-bottom: 10px;
        text-align: center;
        font-size: 14px;
        line-height: 1.2;
        padding-right: 50px;
        word-wrap: break-word;
    }

    .main_secure_yes > li:nth-child(1) {
        padding-top: 30px;
    }
    .main_secure_yes > li:last-child {
        margin-bottom: 0;
    }

    .main_secure_list {
        padding: 0 0 0 ;
        margin: 0 15%;
        color: #FFF;
    }

    .main_secure_list > li {
        margin-bottom: 10px;
        font-size: 16px;
        letter-spacing: 1px;
        position:relative;
        padding-left:30px;
        margin-left:0;
        line-height:1.4;
    }


    .main_secure_list > li  >span{
        position:absolute;
        top:0;
        left:0;
    }
    .main_secure_yes > li:last-child {
        margin-bottom: 0;
    }
    .main_achivement {
        background-color: rgba( 255, 255, 255, 0.95 )!important;
        padding-top:60px;
        padding-bottom:60px;
    }

    .main_achivement_inner {
        margin-bottom: 40px;
    }

    .main_achivement_text_box {
        margin: 40px 20px 0;
    }

    .main_achivement_text {
        line-height: 140%;
        font-size: 16px;
    }

    .main_achivement_title {
        margin: 5px 0 15px;
        font-size: 24px;
        letter-spacing: 1px;
    }

    .main_achivement_movie {
        display: block;
        margin: 0 auto;
        /*width: 710px;*/
        height: 40%;
        width:95%;
    }

    .main_achivement_link{
      margin-top:40px;
      text-align:center;
    }
    .main_achivement_link a {
      font-size: 20px;
      padding: 15px 50px;
      color: #fff!important;
      border-radius: 50px;
      background-color: #4d86cc;
      text-decoration:none!important;
      display:inline-block;
  }

    .main_news{
      padding: 60px 4% ;
    }
    .main_news_inner{
        background-color: rgba( 255, 255, 255, 0.95 )!important;
      padding: 40px 20px ;
    }
    .main_news_inner dl{
      margin-top:30px;
      padding: 0;
    }
    .main_news_inner .date{
      font-size:24px;
      margin-top:30px;
      font-weight:bold;
    }
    .main_news_inner .txt{
      font-size:16px;
      margin-top:10px;
      line-height:120%;
    }
    .main_news_link{
      margin-top:40px;
      text-align:center;
    }
    .main_news_link a {
      font-size: 20px;
      padding: 15px 50px;
      color: #fff!important;
      border-radius: 50px;
      background-color: #4d86cc;
      text-decoration:none!important;
      display:inline-block;
  }

    .footer_wrap{
      padding:40px 0;
      height:auto;
    }
    .footer_company_link {
      padding-top: 10px;
      width: 30%;
    }

}