.center {
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #000;
  }
  .wave {
    width: 5px;
    height: 100px;
    background: linear-gradient(45deg, cyan, #fff);
    margin: 10px;
    animation: wave 1s linear infinite;
    border-radius: 20px;
  }
  .wave:nth-child(2) {
    animation-delay: 0.1s;
  }
  .wave:nth-child(3) {
    animation-delay: 0.2s;
  }
  .wave:nth-child(4) {
    animation-delay: 0.3s;
  }
  .wave:nth-child(5) {
    animation-delay: 0.4s;
  }
  .wave:nth-child(6) {
    animation-delay: 0.5s;
  }
  .wave:nth-child(7) {
    animation-delay: 0.6s;
  }
  .wave:nth-child(8) {
    animation-delay: 0.7s;
  }
  .wave:nth-child(9) {
    animation-delay: 0.8s;
  }
  .wave:nth-child(10) {
    animation-delay: 0.9s;
  }
  
  @keyframes wave {
    0% {
      transform: scale(0);
    }
    50% {
      transform: scale(1);
    }
    100% {
      transform: scale(0);
    }
  }

  .loader {
    margin: auto;
    border: 10px solid #EAF0F6;
    border-radius: 50%;
    border-top: 10px solid #26B99A;
    width: 50px;
    height: 50px;
    animation: spinner 4s linear infinite;
  }
  @keyframes spinner {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }