html {
  scroll-behavior: smooth;
}
body {
  max-width: 480px;
  margin: 0 auto;
  background-color: #000;
  background-image: url("../../img/bghorn.webp");
  background-attachment: fixed;
  animation:
    fade-in 1s,
    bgmove 60s linear infinite;
  font-family: sans-serif;
  font-size: 1.0rem;
  color: #ccc;
}
a {
  color: inherit;
}
p {
  margin: 30px 0;
  padding: 0 10px;
  line-height: 2;
}
.back {
  position: fixed;
  top: 10px;
  right: 4px;
  background: #000;
  color: #ccc;
  border: 1px solid #666;
  padding: 1px 2px;
  font-family: serif;
  font-size: 1.2rem;
  border-radius: 6px;
  z-index: 1;
}
.post {
  margin: 10px 0 0 10px;
  font-family: serif;
  font-size: 0.9em;
  color: #bbb;
}
.title {
  margin: 16px 0 0 10px;
  font-size: 1.4em;
  color: #ddd;
}
.long {
  font-size: 0.9em;
}
.midashi {
  font-family: sans-serif;
  color: #eee;
}
.kyocho {
  color: #FFB429;
}
.photo {
  margin: 30px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}
.psize {
  width: 100%;
  height: auto;
  max-width: 390px;
}
.psize2 {
  width: 100%;
  height: auto;
  max-width: 300px;
}
.psize3 {
  width: 67%;
  height: auto;
}
.photo2 {
  margin: 30px 0;
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.psize4 {
  width: 45%;
  height: auto;
  max-width: 190px;
}
.fb {
  display: block;
  text-decoration: none;
  margin: 10px 0 10px 10px;
}
.flex1 {
  display: flex;
  align-items: center;
}
.foot {
  margin: 30px 0;
  text-align: center;
  font-family: serif;
  font-size: 0.8rem;
}
.hline {
  border: 1px solid #555;
}
@keyframes fade-in {
  0% {opacity: 0;}
  100% {opacity: 1;}
}
@keyframes bgmove {
  from { background-position: 50% 0;}
  to { background-position: 50% -1742px;}
}