/* base */
*,
*::before,
*::after {
  box-sizing: border-box;
}
:root {
  font-size: 16px;
}
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", 
    "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  /* font-feature-settings: "palt"; */
  letter-spacing: 0.06em;
  color: #333;
  background-color: #fff;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  overflow-x: hidden;
}
ul {
  list-style: none;
  padding-left: 0;
}
a {
  display: inline-block;
  color: inherit;
  text-decoration: none;
}
a:hover {
  text-decoration: none;
  opacity: 0.7;
}
a:link {
  color: inherit;
  text-decoration: none;
}
a:visited {
  color: inherit;
  text-decoration: none;
}
img {
  width: 100%;
  height: auto;
}
/* 以下Font Awesome用指定 */
li i {
  display: inline-block;
  width: 50px;
  text-align: center;
}
.fa-twitter {
  color: #1d9bf0;
}
.fa-x-twitter {
  color: #000;
}
.fa-instagram {
  background: radial-gradient(
      circle farthest-corner at 32% 106%,
      rgb(255, 225, 125) 0%,
      rgb(255, 205, 105) 10%,
      rgb(250, 145, 55) 28%,
      rgb(235, 65, 65) 42%,
      transparent 82%
    ),
    linear-gradient(135deg, rgb(35, 75, 215) 12%, rgb(195, 60, 190) 58%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.fa-line {
  color: #06c755;
}
.fa-facebook-f {
  color: #1877f2;
}
.fa-tiktok {
  color: #010101;
}
.fa-youtube {
  color: #ff0000;
}