body {
  font-family: "Hiragino Sans", "Noto Sans JP", sans-serif;
  line-height: 1.6;
  margin: 16px;
}

table {
  border-collapse: collapse;
  width: 100%;
}

th, td {
  border: 1px solid #999;
  padding: 6px;
  text-align: center;
}

h1, h2 {
  margin: 8px 0;
}