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

html,
body {
  height: 100%;
  /* 移动端可视区域（含动态工具栏） */
  min-height: 100%;
  min-height: 100dvh;
}

body {
  overflow-x: hidden;
  font-family:
    -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Helvetica Neue", sans-serif;
  background: #e8ece8;
  color: #1a1a1a;
  -webkit-font-smoothing: antialiased;
}