* {
  box-sizing: border-box;
}

html, body {
  padding: 0;
  margin: 0;
  height: 100%;
  width: 100%;
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", "Helvetica", "Hiragino Sans GB",
  "Noto Sans CJK SC", "WenQuanYi Micro Hei", "Arial",
  sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: left;
}

#app {
  height: 100%;
}

/*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/
::-webkit-scrollbar {
  width: 1px;
  height: 5px;
  background-color: #fafafa;
}

/*定义滑块 内阴影+圆角*/
::-webkit-scrollbar-thumb {
  border-radius: 2px;
  -webkit-box-shadow: inset 0 0 1px rgba(0, 0, 0, 0.3);
  background-color: #fafafa;
}