@charset 'UTF-8';

#wrapper {
  padding-top: 6.4rem;
  padding-bottom: 21.2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100svh;
  box-sizing: border-box;
}
@media screen and (min-width: 768px) {
  #wrapper {
    padding-top: 12rem;
    padding-bottom: 19.5rem;
  }
}
article h1 {
  margin: 0 auto;
  width: 20rem;
}
@media screen and (min-width: 768px) {
  article h1 {
    width: 27rem;
  }
}
article h1 img {
  width: 100%;
  transition: 0.4s opacity ease-out;
}
:root:not(.loaded) article h1 img {
  opacity: 0;
}

/* contents */
#contents section {
  margin-top: 8rem;
}
@media screen and (min-width: 768px) {
  #contents section {
    margin-top: 9rem;
  }
}
#contents a {
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 50rem;
  min-height: 7rem;
  color: rgb(255, 255, 255);
  background-color: rgb(132, 183, 198);
  background-image: linear-gradient(to right, rgb(255, 255, 255), rgb(255, 255, 255)), url(../images/ico_arrow.svg);
  background-repeat: no-repeat;
  background-position: 0 50%, calc(100% - 1rem) 50%;
  background-size: 3.4rem 1px, 1rem 1.8rem;
}
@media screen and (min-width: 768px) {
  #contents a {
    min-height: 9rem;
    flex-direction: row;
    background-position: 0 50%, calc(100% - 2.9rem) 50%;
  }
}
#contents h2 {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: calc(0.64 / 16 * 1em);
  text-indent: calc(0.64 / 16 * 1em);
  text-align: center;
}
@media screen and (min-width: 768px) {
  #contents h2 {
    font-size: 2rem;
  }
}