.load-animation {
  position: fixed; z-index: 10000; width: 300px; height: 40px; left: 50%; top: 50%; margin-left: -150px; margin-top: -20px; text-align: center;
}
.bg-load-animation {
  position: fixed; z-index: 9999; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.7); display: none;
}