* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top right, rgba(31, 162, 255, 0.1), transparent 28%),
    radial-gradient(circle at left center, rgba(73, 224, 209, 0.08), transparent 26%),
    var(--bg-main);
  color: var(--text-main);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  line-height: 1.7;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
textarea {
  font: inherit;
}

::selection {
  background: rgba(73, 224, 209, 0.3);
  color: var(--text-main);
}