.progress-bar-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  z-index: 9999;
  background-color: rgba(0, 0, 0, 0.1);
}
.progress-bar-container .progress-bar {
  height: 100%;
  width: 0%;
  background-color: #4a90e2;
  transition: width 0.1s ease-out;
}
.progress-bar-container.disabled {
  display: none;
}