* {
    padding: 0;
    margin: 0;
  }
  a {
    text-decoration: none;
    color: #222;
  }
  /* Scss Document */
  html,
  body,
  div,
  span,
  applet,
  object,
  iframe,
  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  p,
  blockquote,
  pre,
  a,
  abbr,
  acronym,
  address,
  big,
  cite,
  code,
  del,
  dfn,
  em,
  img,
  ins,
  kbd,
  q,
  s,
  samp,
  small,
  strike,
  sub,
  sup,
  tt,
  var,
  b,
  u,
  i,
  center,
  dl,
  dt,
  dd,
  ol,
  ul,
  li,
  fieldset,
  form,
  label,
  legend,
  table,
  caption,
  tbody,
  tfoot,
  thead,
  tr,
  th,
  td,
  article,
  aside,
  canvas,
  details,
  embed,
  figure,
  figcaption,
  footer,
  header,
  hgroup,
  menu,
  nav,
  output,
  ruby,
  section,
  summary,
  time,
  mark,
  audio,
  video {
    margin: 0;
    padding: 0;
    border: 0;
  }
  /* 统一老式浏览器HTML5显示 */
  article,
  aside,
  details,
  figcaption,
  figure,
  footer,
  header,
  hgroup,
  menu,
  nav,
  section {
    display: block;
  }
  body {
    line-height: 1.2;
  }
  ol,
  ul {
    list-style: none;
  }
  blockquote,
  q {
    quotes: none;
  }
  blockquote:before,
  blockquote:after,
  q:before,
  q:after {
    content: '';
    content: none;
  }
  table {
    border-collapse: collapse;
    border-spacing: 0;
  }
  img {
    border: none;
    vertical-align: top;
  }
  /* 清除a标签中图片边框 */
  input,
  button,
  textarea {
    vertical-align: middle;
    font: inherit;
  }
  button,
  label,
  a {
    cursor: pointer;
  }
  button {
    font-family: 'Microsoft YaHei';
  }
  /* H1 - H6 */
  h1 {
    margin-top: 8px;
    line-height: 1.2;
    margin-bottom: 4px;
    font-size: 36px;
  }
  h2 {
    margin-top: 8px;
    line-height: 1.2;
    margin-bottom: 4px;
    font-size: 30px;
  }
  h3 {
    margin-top: 8px;
    line-height: 1.2;
    margin-bottom: 4px;
    font-size: 25px;
  }
  h4 {
    margin-top: 8px;
    line-height: 1.2;
    margin-bottom: 4px;
    font-size: 20px;
  }
  h5 {
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 4px;
    font-size: 15px;
  }
  h6 {
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 4px;
    font-size: 11px;
  }
  /* 列表 */
  ul li {
    list-style: none;
  }
  ul li ul li {
    list-style: circle;
    margin-left: 5px;
  }
  ol li {
    list-style-type: decimal;
  }
  ol li ol li {
    list-style-type: lower-alpha;
    margin-left: 5px;
  }
  dl dt {
    font-weight: bold;
  }
  dl dd {
    margin-left: 10px;
  }
  table {
    border: 1px solid #DDD;
  }
  td {
    padding: 5px;
    border: 1px solid #DDD;
  }
  p {
    margin: 15px 0;
  }
  hr {
    width: 100%;
    border: none;
    border-bottom: 1px solid #e5e5e5;
    margin-top: 12px;
    margin-bottom: 12px;
  }
  :focus {
    outline: 0;
  }
  /*清除链接虚线边框*/
  /*主色*/
  /*配色*/
  /*网页背景色*/
  /*文字默认颜色*/
  /*链接文字颜色*/
  /*主要内容区域宽度*/
  * {
    box-sizing: border-box;
  }
  body,
  html {
    overflow-x: hidden;
  }
  img {
    object-fit: cover;
  }
  .flex {
    display: flex;
    align-items: center;
  }
  .ju {
    justify-content: space-between;
  }
  .bg {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
  }