:root {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  color: #444;
  background: #f5f6f8;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
}

* { box-sizing: border-box; }

body { margin: 0; }

.page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px 18px;
}

.notice {
  width: 100%;
  max-width: 760px;
  padding: 68px 50px 72px;
  text-align: center;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
}

.notice-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 39px;
  height: 39px;
  border: 2px solid #8a8f98;
  border-radius: 50%;
  font-family: Georgia, serif;
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: #7e838c;
  margin-bottom: 23px;
}

h1 {
  margin: 0;
  color: #222;
  font-size: clamp(21px, 3vw, 27px);
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: .03em;
}

.separator {
  height: 1px;
  width: min(100%, 540px);
  margin: 29px auto 31px;
  background: #eceef1;
}

p {
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 2.05;
  letter-spacing: .01em;
}

p:last-child { margin-bottom: 0; }

@media (max-width: 560px) {
  .page { padding: 16px; }
  .notice { padding: 43px 22px 49px; }
  .notice-icon { margin-bottom: 19px; }
  .separator { margin: 23px auto 26px; }
  h1 { font-size: 20px; }
  p { font-size: 14px; margin-bottom: 21px; }
  .desktop-break { display: none; }
}