* {
  box-sizing: border-box;
}
body, #index_nav .date {
  color: black;
}

img {
  max-width: 100%;
}

#kv {
  display: flex;
  width: 100vw;
  justify-content: center;
  align-items: center;
  margin-left: calc((100vw - 100%) / 2 * -1);
  overflow: hidden;
}

article section:not(#kv), article nav, footer {
  background-color: rgba(255,255,255,0.90);
}

#yodogawa {
  color: black;
  margin-top: 40px;
  padding-bottom: 40px;
}
#yodogawa.bd_t.bd_none {
  margin-top: 40px;
}
#yodogawa .inner {
  width: 480px;
  max-width: 80%;
}
#yodogawa p:last-child {
  margin-bottom: 0;
}
#talk_wrap {
  padding-top: 60px;
}
#talk_wrap .talk_end {
  margin: 60px 0 0 0;
}
#talk_wrap .talk_end p {
  margin: 0;
}
#talk_wrap .talk_end p + p {
  padding-top: 10px;
  padding-bottom: 5em;
}
#information li, #information_free li {
  padding: 50px 0;
}
#information li .info_desc, #information_free li .info_desc {
  width: 480px;
  max-width: 80%;
}

article {
  padding: 0px;
  background-color: unset;
}
article {
  width: 740px;
  max-width: 90%;
  margin: 0 auto;
}

article section:not(#kv), article nav, #talk_nav, .talk_nav, footer .inner {
  background-color: unset;
}
article section:not(#kv), article nav, footer {
  background-color: rgba(255,255,255,0.90);
}
#index_nav, .index_nav, #talk_nav, .talk_nav, #talk_wrap {
  max-width: 90%;
  margin: 0 auto;
}

footer {
  padding-top: 50px;
}

@media (min-width: 1281px) {
  #kv img {
    max-width: 1024px;
  }
}
@media (min-width: 641px) and (max-width: 1280px) {
  #kv img {
    max-width: 80%;
  }
}
@media (min-width: 641px) {
  #information li, #information_free li {
    margin: 0;
  }
  #information li .info_img img {
    max-width: 300px;
  }
  img.talker_icon {
    margin-top: -8px;
    margin-bottom: 8px;
  }
}
@media (max-width: 640px) {
  #information, #information_free {
    padding: 0;
  }
  #information li, #information_free li {
    margin: 0;
  }
  #information_free .info_taidan_txt {
    width: 90%;
    margin: 0 auto;
  }
  #index_nav .title {
    margin: 0 0 calc(16 / 640 * 100vw) 0;
  }
}
@media (max-width: 740px) {
  #kv {
    width: 100%;
    margin-left: 0px;
    padding-bottom: 0px;
  }
  #talk_wrap {
    max-width: 90%;
  }
}


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