body,
html {
  height: 100%;
  margin: 0;
  padding: 0;
}
.l-site {
  background-color: #fcfaf5;
  min-height: 100vh;
  width: 100vw;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: "游ゴシック", "Yu Gothic", "Meiryo", sans-serif;
  position: relative;
}
.c-header {
  /* margin-top: 5vh; */
  text-align: center;
}
.c-header__illust {
  height: 300px;
  /* ここにイラストやロゴ用の背景画像などを入れる */
  background: url(./img/fv.jpg) center/contain no-repeat;
  opacity: 0.2;
}
.c-header__title {
  font-size: 4rem;
  color: #446088;
  font-weight: bold;
  margin: 0;
}
.c-header__sub {
  color: #446088;
  opacity: 0.8;
  margin-bottom: 2vh;
}
.c-menu__list {
  list-style: none;
  padding: 0;
  margin: 3vh 0;
  font-size: 1.5rem;
  color: #446088;
  text-align: left;
}
.c-menu__item {
  margin: 1vh 0;
  position: relative;
  padding-left: 2em;
}
.c-menu__icon {
  position: absolute;
  left: 0;
  color: #b3b3b3;
  font-size: 1.2em;
  display: inline-block;
  line-height: 1;
  user-select: none;
}
.c-menu__link {
  color: inherit;
  text-decoration: none;
}
.c-footer__copy {
  position: absolute;
  bottom: 2vh;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: 0.9rem;
  color: #446088;
  opacity: 0.7;
  letter-spacing: 0.02em;
}

@media (max-width: 767px) {
  .c-header__title {
    font-size: max(30px, calc(64 / 767) * 100vw);
  }
  /* .c-header__illust {
    height: 200px;
  } */
}