@charset "utf-8";

/* ヘッダー */

main {
  margin-top: 70px;
}
header {
  width: 100%;
  height: 70px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10000;
  display: flex;
}
header .container {
  display: flex; 
}
header .logo {
  display: flex;
  align-items: center;
  font-size: 1.2rem;
}
header img {
  margin-right: 1rem;
}
header nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  font-weight: 600;
}
header nav ul {
  display: flex;
  margin: 0 1rem 0 0;
  list-style: none;
}
header nav a {
  display: block;
  position: relative;
  padding: 0 1.4rem;
}
header a,
header a:visited,
header a:active {
  color: #000;
  text-decoration: none;
  line-height: 1;
}

.header-btn {
  display: flex;
  align-items: center;
}
.header-btn a {
  margin-left: 15px;
  padding: 12px;
  width: 145px;
  height: 40px;
  border-radius: 50px;
  font-size: 1.5rem;
  text-align: center;
}

#media-top,
#event-top,
#cases-top,
#menu-top,
#faq-top,
#download-top {
  margin-top: -70px;
  padding-top: 70px;
}

.sp-btn {
  display: none;
}

@media screen and (max-width: 991px) {
  main {
    margin-top: 50px;
  }
  header {
    width: 100%;
    min-width: 100%;
    height: 50px;
    background: rgba(255,255,255, .95);
    color: #000;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10000;
    display: block;
  }
  header .logo {
    position: absolute;
    top: 9px;
    left: 12px;
  }
  header img {
    width: 90px;
  }
  .sp-btn {
    display: inline-block;
    position: absolute;
    top: 9px;
    right: 58px;
    padding: 9px 20px;
    background-color: #20a4ad;
    border-radius: 50px;
    box-shadow: 0px 2px 4px 0px rgba(0, 0, 0, 0.4);
    font-size: 1.2rem;
    font-weight: bold;
  }

  #media-top,
  #event-top,
  #cases-top
  #menu-top,
  #faq-top {
    margin-top: -50px;
    padding-top: 50px;
  }

  nav.__open {
    top: 50px;
    right: 0;
    padding-bottom: 100px;
  }
  header nav {
    font-size: 1.7rem;
    display: block;
    position: fixed;
    top: 50px;
    right: -100%;
    width: 100%;
    height: calc(100vh - 60px);
    background: rgba(80,80,80, .95);
    transition: 0.3s all;
    overflow-y: auto;
  }
  header nav ul {
    display: block;
    margin: 15px 0;
    padding: 5px 0;
    list-style: none;
  }
  header nav ul li {
    margin: 15px 0;
    text-align: center;
  }
  header nav a {
    display: block;
    position: relative;
    padding: 0.5rem;
    color: #fff!important;
  }
  .header-btn {
    display: block;
    align-items: center;
  }
  .header-btn a {
    width: 60%;
    height: 50px;
    margin-left: 0;
    margin: auto;
    margin-bottom: 20px;
    padding: 17px;
  }
}
@media screen and (max-width:480px) {
  header .logo {
    font-size: 1rem;
  }
}

/* humberger */

@media screen and (max-width:991px) {
  .menu-trigger {
    display: block;
    cursor: pointer;
    position: fixed;
    width: 30px;
    height: 27px;
    top: 11px;
    right: 14px;
    z-index: 100000;
  }
  .menu-trigger,
  .menu-trigger span {
    display: inline-block;
    transition: all .4s;
    box-sizing: border-box;
  }
  .menu-trigger span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: #505050;
  }
  .menu-trigger span:nth-of-type(1) {
    top: 0;
  }
  .menu-trigger span:nth-of-type(2) {
    top: 12px;
  }
  .menu-trigger span:nth-of-type(3) {
    bottom: 0;
  }
  .menu-trigger.active span {
    background-color: #505050;
  }
  .menu-trigger.active span:nth-of-type(1) {
    -webkit-transform: translateY(12px) rotate(-45deg);
    transform: translateY(12px) rotate(-45deg);
  }
  .menu-trigger.active span:nth-of-type(2) {
    -webkit-transform: translateY(0) rotate(45deg);
    transform: translateY(0) rotate(45deg);
  }
  .menu-trigger.active span:nth-of-type(3) {
    opacity: 0;
  }
}