body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, '.SFNSDisplay-Regular', 'Segoe UI', 'Helvetica Neue', 'Hiragino Sans', 'ヒラギノ角ゴシック', 'Hiragino Kaku Gothic ProN', 'ヒラギノ角ゴ ProN W3', Meiryo, 'メイリオ', 'MS PGothic', 'ＭＳ Ｐゴシック', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  background-color: #ffffff;
}
a {
  color: #1a50b7;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
.header {
  background-color: #13202f;
  height: 24px;
  margin-bottom: 80px;
}
.container {
  max-width: 620px;
  margin: 0 auto 80px;
  text-align: center;
}
@media (max-width: 620px) {
  .container {
    padding: 0 40px;
  }
}
.logo {
  display: block;
  width: 200px;
  margin: 0 auto 72px;
}
.title {
  display: block;
  margin: 0 0 40px;
  font-size: 20px;
  font-weight: 700;
  text-align: center;
}
@media (max-width: 620px) {
  .title {
    text-align: left;
  }
}
.message {
  margin: 0 0 56px;
  text-align: left;
}
button {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  margin: 0 auto;
  border-width: 1px;
  border-style: solid;
  border-radius: 2px;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  cursor: pointer;
  -ms-flex-negative: 0;
      flex-shrink: 0;
  padding: 0 18px;
  min-width: 30px;
  min-height: 30px;
  height: 30px;
  line-height: 28px;
  border-color: #1a50b7;
  background-color: #1a50b7;
  color: #ffffff;
}
button:hover {
  border-color: #3670df;
  background-color: #3670df;
}
button:active {
  border-color: #2e5190;
  background-color: #2e5190;
}
button:focus {
  outline: 2px solid rgba(162, 193, 228, 0.5);
}