index.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <link rel="icon" href="/favicon.svg" />
    <script src="//at.alicdn.com/t/c/font_2085566_159g6sjylck.js"></script>
    <style>
      .loading-wrap {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 100%;
        height: 90vh;
      }
      .dot {
        display: flex;
        flex-wrap: wrap;
        width: 36px;
        height: 36px;
        transform: rotate(45deg);
        animation: ant-rotate 1.2s infinite linear;
        user-select: none;
      }
      .dot i {
        margin: 2px;
        border-radius: 50%;
        width: 14px;
        height: 14px;
        background-color: #1890ff;
        opacity: 0.3;
        animation: ant-spin-move 1s infinite linear alternate;
      }
      .dot i:nth-child(2) {
        animation-delay: 0.4s;
      }
      .dot i:nth-child(3) {
        animation-delay: 0.8s;
      }
      .dot i:nth-child(4) {
        animation-delay: 1.2s;
      }
      @keyframes ant-rotate {
        to {
          transform: rotate(405deg);
        }
      }
      @keyframes ant-spin-move {
        to {
          opacity: 1;
        }
      }
    </style>
    <title><%- title %></title>
    <%- injectScript %>
  </head>
  <body>
    <div id="app">
      <div class="loading-wrap">
        <div class="dot"><i></i><i></i><i></i><i></i></div>
      </div>
    </div>
  </body>
</html>