* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html,
body,
#app-root {
  width: 100%;
  height: 100%;
}
.app-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
  background-color: #f5f5f5;
}
.spin-content {
  width: 200px;
  height: 100px;
}
#sj-frame {
  border: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #fff;
  z-index: 10;
}