/* index.html中的loading样式 */
.app-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
  background: #f8f9fa;
  transition: opacity 0.5s ease-out;
}

.loading-bars {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 60px;
  margin-top: 50px;
}

.loading-bars div {
  width: 6px;
  height: 50px;
  background-color: #007bff;
  margin: 0 3px;
  animation: stretch 1.2s infinite ease-in-out;
}

.loading-bars div:nth-child(1) {
  animation-delay: -1.1s;
}

.loading-bars div:nth-child(2) {
  animation-delay: -1.0s;
}

.loading-bars div:nth-child(3) {
  animation-delay: -0.9s;
}

.loading-bars div:nth-child(4) {
  animation-delay: -0.8s;
}

.loading-bars div:nth-child(5) {
  animation-delay: -0.7s;
}

@keyframes stretch {

  0%,
  40%,
  100% {
    transform: scaleY(0.4);
  }

  20% {
    transform: scaleY(1);
  }
}


.loading-text {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  color: #343a40;
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 30px;
  letter-spacing: 1px;
}