.bud {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 10;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  height: 100vh;
}
.bud-loading {
  animation: loading 1s linear infinite;
  height: 40px;
  width: 40px;
}
@keyframes loading {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}