:root {
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
}

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

/* 让 hidden 属性优先于组件的 display 规则 */
[hidden] {
  display: none !important;
}

html,
body {
  height: 100%;
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.tnum {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}

button {
  font-family: inherit;
  cursor: pointer;
}