*,
::after,
::before {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

html {
  font-size: 62.5%;
  -webkit-font-smoothing: antialiased;
  text-size-adjust: 100%;
}

body {
  font-family: 'Noto Sans JP', 'YuGothic', 'Hiragino Kaku Gothic Pro', 'Meiryo',
    sans-serif;
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.5;
}

ul {
  list-style: none;
}

.header {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 128px;
  background-color: #fff;
  border-bottom: 1px solid rgba(33, 33, 33, 0.15);
}

.header > .logo-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.header > .logo-list > .logo {
  display: flex;
  align-items: center;
}

.header > .logo-list > .logo:first-child {
  padding-right: auto;
  border-right: 1px solid rgba(33, 33, 33, 0.15);
}

.header > .logo-list > .logo:first-child > .image {
  height: 84px;
}

.header > .logo-list > .logo:last-child {
  padding-left: auto;
}

.header > .logo-list > .logo:last-child > .image {
  height: 84px;
}

@media screen and (min-width: 768px) {
  .header {
    height: 128px;
  }

  .header > .logo-list > .logo:first-child > .image {
    height: 96px;
    padding-right: 30px;
  }

  .header > .logo-list > .logo:last-child > .image {
    height: 96px;
    padding-left: 30px;
  }
}

.error-page {
  display: grid;
  place-items: center;
  padding: 72px 16px 120px;
}

.error-page > .title {
  font-size: 2.4rem;
  font-weight: 500;
  color: #212121;
}

.error-page > .message {
  margin-top: 16px;
  font-size: 1.4rem;
  text-align: center;
  letter-spacing: 0.05em;
}

@media screen and (min-width: 768px) {
  .error-page {
    padding: 112px 20px 200px;
  }
}