body {
  position: relative;
  padding: 0;
  margin: 0;
  width: 100vw;
  min-height: 100vh;
}

#loading_indicator {
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #ffffff;
}

.indicator {
  display: block;
  position: relative;
  width: 100%;
  max-width: 250px;
}