body {
  font-family: "Zen Old Mincho", serif;
  overflow-x: hidden;
}

img {
  width: 100%;
  height: auto;
}

.pc {
  display: block;
}

.sp {
  display: none;
}

@media screen and (max-width: 768px) {
  .pc {
    display: none;
  }

  .sp {
    display: block;
  }
}