/**初始化**/
html, body, div, p, h1, h2, h3, h4, h5, h6, ul, li, dl, dt, dd {
  margin: 0;
  padding: 0;}

body {
  font-family: "Microsoft YaHei", "微软雅黑", Arial, Arial, Helvetica, sans-serif, 'Courier New', Courier, monospace;
}

li {
  list-style: none;}

a {
    outline: none;
    text-decoration: none;}


/**内容居中显示**/
.wrap {
  margin: 0 auto;
  width: 1200px;}

/**与导航配合，用来跳转的超链接**/
a.anchor {
  font-size: 0;}

/**每个分区开头的标题，细节方面每个分区再调整**/
.title {
  padding: 126px 0 90px;}
  .title h2 {     /**标题**/
    line-height: 48px;
    text-align: center;
    font-size: 48px;}
  .title p.split {    /**标题下划线**/
    height: 42px;
    line-height: 42px;
    text-align: center;}
    .title p.split span {
      display: inline-block;
      margin: 40px 0 0;
      width: 90px;
      height: 2px;
      background: #f00;}

/**网页整体容器**/
.content {
  margin: 0 auto;
  width: auto;
  max-width: 1920px;
  min-width: 1471px;}

/**首页**/
.home {
  position: relative;
  width: 100%;
  height: calc(100vh - 60px);
  background: url("../images/homepage.png") center ;
  background-size: cover;}
  /**头部**/
  .header {
    padding: 80px 48px;}
    /**网站图标**/
    h1 {
      float: left;}
    /**导航**/
    .home .nav {
      float: right;
      font-size: 0;}
      .home .nav-item {
        display: inline-block;
        margin-right: 90px;}
       .home .nav-item a {
         display: block;
         text-align: center;
         color: #fff;}
        .home .nav-item a:hover {
          color: #f00;}
        .home .nav-item a:active {
          color: #f00;}
          .home .nav-item dt {
            line-height: 30px;
            font-weight: bold;
            font-size: 30px;}
         .home .nav-item dd {
            margin: 40px 0 0;
            font: bold 18px/1 Arial, sans-serif, monospace;}
  /**标语**/
  .slogan {
    display: block;
    margin: 26vh auto 0;}
  /**经营项目**/
  .manage {
    margin: 116px auto 0;
    text-align: center;
    font-size: 0;}
    .manage-item {
      display: inline-block;
      border-right: 2px solid #fff;
      padding: 0 24px;
      line-height: 44px;
      vertical-align: middle;
      font-size: 36px;
      color: #fff;}
    .manage-item:last-child {
      border-right: none;}