body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
#kv {
  opacity: 0;
  transition: opacity 1.8s ease;
}
#kv.active {
  opacity: 1;
}
#yodogawa p {
  font-family: "Shuei Mincho M", serif;
  font-size: 20px;
  line-height: 2.4
}
section#information_free {
  z-index: 1;
  position: relative;
  padding-left: 0 !important;
  padding-right: 0 !important;
}
#information li, #information_free li {
  margin-bottom: 0 !important;
}
@keyframes slide-top {
  0% {
    opacity: 0;
    -webkit-transform: translateY(0);
            transform: translateY(0);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateY(-50px);
            transform: translateY(-50px);
  }
}
#information_free .info_title {
  opacity: 0;
}
#information_free .info_title.active {
  animation: slide-top 1s cubic-bezier(0.250, 0.460, 0.450, 0.940) both;
}
#information_free li {
  border: none;
}
footer {
  max-width: 960px;
  margin: 0 auto;
  padding-top: 60px;
  border-top: 1px solid #1f4ec1;
}
footer .copyright {
  color: #1F4EC3;
}
#index_nav, #home_menu {
  display: none;
}
@media (min-width: 641px) {
  #kv img {
    max-width: 100%;
    max-height: 100vh;
    width: auto;
    height: auto;
    object-fit: contain;
  }
  article {
    max-width: 100%;
  }
  article::before {
    content: "";
    display: block;
    position: fixed;
    background: url(/ns_5080/side-year.png) repeat-y;
    background-size: 56px 694px;
    background-position: 0 16px;
    width: 56px;
    height: 100%;
    margin-left: 18px;
    opacity: 1;
  }
  #yodogawa p br.spOnly {
    display: none;
  }
  #information_free {
    max-width: 796px;
    margin: 100px auto 0;
  }
  #information_free li .info_img {
    display: flex;
    flex-wrap: wrap;
    gap: 0 60px;
  }
  #information_free .info_title {
    width: 368px;
  }
  #information_free .info_title:nth-of-type(even) {
    animation-delay: .2s;
  }
  #information_free .info_title:nth-of-type(2) {
    margin-top: 239px;
  }
  #information_free .info_title:nth-of-type(even):not(:nth-of-type(2)) {
    margin-top: 50px;
  }  
  #information_free .info_title:nth-of-type(odd):not(:first-of-type) {
    margin-top: -186px;
  }
}
@media (max-width: 640px) {
  #bg {
    background-size: cover;
    aspect-ratio: 320 / 580;
    height: auto;
  }
  #yodogawa {
    padding: 0;
  }
  #yodogawa p {
    font-size: 16px;
  }
  #yodogawa p br {
    display: block;
  }
  #information_free {
    width: 83.125vw;
    margin: 70px auto 0;
  }
  footer {
    padding-top: 50px;
  }
}