@charset "utf-8";

:root {
  --color-tier0: #ccc;
  --color-tier1: hsl(0 70% 70%);
  --color-tier2: hsl(30 70% 70%);
  --color-tier3: hsl(60 70% 70%);
  --color-tier4: hsl(90 70% 70%);
  --color-tier5: hsl(120 70% 70%);
  --color-tier6: hsl(150 70% 70%);
  --color-tier7: hsl(180 70% 70%);
  --color-tier8: hsl(210 70% 70%);
  --color-tier9: hsl(240 70% 70%);
  --color-tier10: hsl(270 70% 70%);
  --color-tier11: hsl(300 70% 70%);
  --color-tier12: hsl(330 70% 70%);
  --color: #bbbebf;
  --color-bg: #1f1f1f;
  --color-link: #a5d6ff;
  --font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", sans-serif;
}

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

img {
  display: block;
}

ul {
  list-style: none;
  padding: 0;
}