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

html {
  scroll-behavior: smooth;
}

body {
  font-family:
    "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP",
    "Yu Gothic", sans-serif;
  color: #1a1a2e;
  line-height: 1.7;
  font-size: 15px;
}

a {
  text-decoration: none;
  color: inherit;
}