@charset "UTF-8";
@media screen and (max-width: 780px) {
  body {
    overflow-x: hidden;
  }
  /*================
  ttl
  ================*/
  /*================
  ttl
  ================*/
  .ttl {
    margin-bottom: 30px;
  }
  .ttl h2 {
    font-size: min(8.5vw, 70px);
  }
  .ttl.bg h2 span {
    position: relative;
  }
  .ttl.bg h2 span::after {
    width: 50vw;
    height: 300px;
  }
  .sp_nav_sec {
    position: absolute;
    width: 100%;
    top: 0;
    right: 0;
  }
  .sp_nav_sec nav {
    background-color: #fff;
    padding: 30px;
    box-shadow: 0 3px 3px #ccc;
    margin-left: auto;
    width: 75%;
    height: 100vh;
  }
  .navi_btn {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    height: 48px;
    width: 48px;
    justify-content: center;
    align-items: center;
    z-index: 210;
    background-color: #000;
  }
  .navi_btn span,
  .navi_btn span:before,
  .navi_btn span:after {
    content: "";
    display: block;
    height: 3px;
    width: 30px;
    background-color: #ffffff;
    position: absolute;
    transition: all 0.3s;
  }
  .navi_btn span:before {
    bottom: 10px;
  }
  .navi_btn span:after {
    top: 10px;
  }
  .navi_btn.active 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*/
  }
  .navi_btn.active span::before {
    bottom: 0;
    transform: rotate(45deg);
  }
  .navi_btn.active span::after {
    top: 0;
    transform: rotate(-45deg);
  }
  .sp {
    display: block;
  }
  .pc {
    display: none !important;
  }
  body {
    overflow-x: hidden;
    font-size: 12px;
  }
  /*================
  header
  ================*/
  header {
    padding: 5px 0 10px 0;
  }
  header h1 {
    font-size: 12px;
    text-align: center;
  }
  header::after {
    width: 102%;
    height: 10%;
    top: -15px;
  }
  header .top_sec {
    width: 50%;
  }
  header .top_sec h1 {
    font-size: 9px;
    text-align: left;
    white-space: nowrap;
  }
  header .sp_nav1 {
    width: 100%;
    position: relative;
    height: 100vh;
    width: 100vw;
    background-color: rgba(0, 0, 0, 0.6);
  }
  header nav.sp_nav figure {
    width: 60%;
    margin: 0 auto;
  }
  header nav.sp_nav ul li {
    width: 100%;
    padding: 20px 0;
    font-size: 15px;
    font-weight: bold;
    text-align: center;
    border-bottom: 2px solid #f1f1f1;
  }
  footer {
    padding-bottom: 100px;
  }
  .reserve_btn, .ask_btn {
    width: 40%;
  }
}