:root {
  font-family:
    "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  color: #343434;
  background: #fff0e6;
  line-height: 1.8;
}
* {
  box-sizing: border-box;
}
body {
  max-width: 480px;
  min-height: 100vh;
  margin: auto;
  background: white;
}
header {
  padding: 16px 24px;
  border-bottom: 1px solid #ddd;
  font-weight: bold;
}
main {
  padding: 24px;
}
h1 {
  font-size: 24px;
  line-height: 1.5;
}
h2 {
  margin-top: 32px;
  font-size: 20px;
}
dl {
  padding: 16px 0;
  border-block: 1px solid #ddd;
}
dt {
  font-weight: bold;
}
dd {
  margin: 0 0 16px;
  overflow-wrap: anywhere;
}
dd:last-child {
  margin-bottom: 0;
}
code {
  font-size: 14px;
}
button {
  width: 100%;
  min-height: 48px;
  border: 0;
  border-radius: 8px;
  background: #c84b15;
  color: white;
  font: inherit;
  font-weight: bold;
  cursor: pointer;
}
button:disabled {
  background: #777;
  cursor: wait;
}
button:focus-visible {
  outline: 3px solid #236c77;
  outline-offset: 3px;
}
.note {
  font-size: 14px;
}