时间轴

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.content-wrap .event-tree .tree-wrap .text-wrap .year {
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.content-wrap .event-tree .tree-wrap .text-wrap .event {
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.content-wrap .event-tree .node-left .leaf-group:before {
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  margin-right: 68px;
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 .content-wrap .event-tree .node-right .leaf-group:after {
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   2px;
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   30px;
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   25px;
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<div class="content-wrap">
  <h2>企小助大事记</h2>
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          <div class="node-left">
              <div class="leaf-group">
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                  <p class="date">
                      <span class="year">2012</span>
                      年12月-<span class="year">2015</span>年3月
                  </p>
                  <p class="event">企小助项目筹备&推广</p>
              </div>
          </div>
          <div class="node-right">
              <div class="leaf-group">
                  <span class="leaf"></span>
              </div>
              <div class="text-wrap">
                  <p class="date">
                      <span class="year">2014</span>
                      年4月
                  </p>
                  <p class="event"> 企小助正式上线</p>
              </div>
          </div>
          <div class="node-left">
              <div class="leaf-group">
                  <span class="leaf"></span>
              </div>
              <div class="text-wrap">
                  <p class="date">
                      <span class="year">2014</span>
                      年5月
                  </p>
                  <p class="event">与国内多家数据中心合作</p>
              </div>
          </div>
          <div class="node-right">
              <div class="leaf-group">
                  <span class="leaf"></span>
              </div>
              <div class="text-wrap">
                  <p class="date">
                      <span class="year">2014</span>
                      年8月
                  </p>
                  <p class="event">云主机UHost、数据库UDB通过工信部可信云认证</p>
              </div>
          </div>
          <div class="node-left">
              <div class="leaf-group">
                  <span class="leaf"></span>
              </div>
              <div class="text-wrap">
                  <p class="date">
                      <span class="year">2014</span>
                      年11月
                  </p>
                  <p class="event">
                     获ChinaBang Awards2014年度最佳云服务奖

                  </p>
              </div>
          </div>
          <div class="node-right">
              <div class="leaf-group">
                  <span class="leaf"></span>
              </div>
              <div class="text-wrap">
                  <p class="date">
                      <span class="year">2015</span>
                      年4月
                  </p>
                  <p class="event">
                     企业移动套件上线运营
                  </p>
              </div>
          </div>
          <div class="node-left">
              <div class="leaf-group">
                  <span class="leaf"></span>
              </div>
              <div class="text-wrap">
                  <p class="date">
                      <span class="year">2015</span>
                      年7月
                  </p>
                  <p class="event">混合云及私有云获2015年度GITC互联网最佳技术创新奖</p>
              </div>
          </div>
          <div class="node-right">
              <div class="leaf-group">
                  <span class="leaf"></span>
              </div>
              <div class="text-wrap">
                  <p class="date">
                      <span class="year">2016</span>
                      年5月
                  </p>
                  <p class="event">推出企云3.1和企云3.1 Update</p>
              </div>
          </div>
          <div class="node-left">
              <div class="leaf-group">
                  <span class="leaf"></span>
              </div>
              <div class="text-wrap">
                  <p class="date">
                      <span class="year">2016</span>
                      年10月
                  </p>
                  <p class="event">
                      企小助方案进行全面改进
                  </p>
              </div>
          </div>
          </div>
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原文地址:https://www.cnblogs.com/TTTK/p/6292010.html