@import url("https://fonts.googleapis.com/css?family=Archivo+Black:400|Noto+Sans+JP:700,900,400");
body {
  color: #000;
  background-color: #000;
  margin: 0;
  font-family: "Noto Sans JP", sans-serif;
}

.second-header {
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.second-header nav {
  display: initial;
}

.second-header-backtotop {
  display: block;
  width: fit-content;
  background-color: #666;
  font-size: 1.125rem;
  padding: 0.5em 2em;
  border-radius: 100px;
  color: #fff;
  text-decoration: none;
}
.second-header-backtotop:hover, .second-header-backtotop:visited {
  color: #fff;
}

.second-header-logo {
  margin: 0;
}
.second-header-logo img {
  height: 56px;
  width: auto;
}

.instagrancampaign strong {
  font-weight: bold;
}
.instagrancampaign .inner {
  width: 90% !important;
  max-width: 1000px;
  margin: 0 auto;
}
.instagrancampaign .top_keyvisual_wrapper {
  height: 75vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-image: url(../images/instagramcampaign2026.jpg);
  background-size: cover;
  background-position: center center;
}
.instagrancampaign .top_keyvisual_wrapper img {
  max-width: 100%;
}
.instagrancampaign .top_keyvisual {
  margin-top: 15vh;
}
.instagrancampaign .top_headitem {
  display: block;
}
.instagrancampaign .top_headitem:last-of-type {
  margin-bottom: 0;
}
.instagrancampaign .top_outline {
  width: 90%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 50px 0;
  font-size: 1.125rem;
  font-weight: bold;
  line-height: 1.8em;
  color: #fff;
}
.instagrancampaign .top_tabcontents {
  padding: 40px;
  margin-bottom: 60px;
  background-color: #a0cced;
}
.instagrancampaign .top_final_info {
  background-color: #fff;
  padding: 30px;
  text-align: center;
  font-weight: bold;
  line-height: 1em;
  margin-bottom: 60px;
  padding-bottom: 40px;
}
.instagrancampaign .top_final_info_title {
  display: block;
  color: #4fa3d8;
  font-size: 1.5rem;
}
.instagrancampaign .top_final_info_title:first-child {
  margin-top: 0;
}
.instagrancampaign .top_final_info_text {
  display: block;
  margin-bottom: 20px;
  font-size: 1.125rem;
  line-height: 1.5;
}
.instagrancampaign .top_final_info_text:last-child {
  margin-bottom: 0;
}
.instagrancampaign .top_infobox {
  margin-top: 60px;
}
.instagrancampaign .top_infobox_h3 {
  background-color: #4fa3d8;
  font-size: 1.5rem;
  font-weight: bold;
  color: #fff;
  text-align: center;
  line-height: 56px;
  margin-top: 0;
}
.instagrancampaign .top_infotext {
  padding: 40px;
  background-color: #fff;
}
.instagrancampaign .top_infotext > ul > li {
  margin-top: 1em;
}
.instagrancampaign .top_instagram_follow_button {
  display: block;
  box-sizing: border-box;
  margin: 2em auto 0 auto;
  width: 80%;
  max-width: 420px;
  padding: 0.9em;
  font-size: 1.25rem;
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  background-color: #4fa3d8;
  color: #fff;
  border-radius: 9999px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  transition: opacity 0.2s;
}
.instagrancampaign .top_instagram_follow_button:hover {
  opacity: 0.85;
}
.instagrancampaign .top_bottom {
  background-image: url(../images/isewan2024/bg_foot_isewan.jpg);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: contain;
}
.instagrancampaign .top_copyright {
  text-align: center;
  margin-top: 100px;
  padding-bottom: 48px;
  font-size: 0.75rem;
  color: #fff;
}

@media screen and (max-width: 640px) {
  .second-header {
    display: flex;
    justify-content: center;
    padding: 10px;
  }
  .second-header nav {
    display: none;
  }
  .second-header-logo img {
    height: 40px;
    width: auto;
  }
  .instagrancampaign .top_keyvisual_wrapper {
    height: 60vh;
  }
  .instagrancampaign .top_keyvisual {
    width: 100%;
    height: auto;
    margin-top: 25vh;
  }
  .instagrancampaign .top_outline {
    width: 88%;
    height: auto;
    font-size: 0.875rem;
    padding-top: 30px;
    padding-bottom: 30px;
    padding-left: 3%;
    padding-right: 3%;
    text-align: left;
  }
  .instagrancampaign .top_main {
    background-image: none;
  }
  .instagrancampaign .top_tabcontents {
    padding: 20px 10px 40px 10px;
    margin-bottom: 40px;
  }
  .instagrancampaign .top_infobox {
    margin-top: 40px;
  }
  .instagrancampaign .top_infobox_h3 {
    font-size: 1.25rem;
  }
  .instagrancampaign .top_infotext {
    padding: 20px;
    font-size: 0.875rem;
  }
  .instagrancampaign .top_infotext ul {
    padding-left: 20px;
  }
  .instagrancampaign .top_instagram_follow_button {
    width: 100%;
    font-size: 1rem;
    margin-top: 1.5em;
    padding: 0.9em 0;
  }
  .instagrancampaign .top_final_info {
    padding: 20px;
  }
  .instagrancampaign .top_final_info_title {
    margin-bottom: 12px;
    font-size: 1.125rem;
  }
  .instagrancampaign .top_final_info_text {
    margin-bottom: 16px;
    font-size: 0.9rem;
  }
  .instagrancampaign .top_bottom {
    background-image: none;
  }
  .instagrancampaign .top_copyright {
    margin-top: 48px;
  }
}