:root {
  --element-primary-color: #1890ff;
}
html,
body {
  width: 100%;
  max-height: 100vh;
}
#app-loading__index img{
  width: 20px;
  height: 20px;
  position: absolute;
  left: 0;
  top: 30%;
  right: 0;
  margin: auto;
  z-index: 99999;
}