#preloader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    overflow: hidden;
    background: rgb(22, 22, 22);
  }
  
  #preloader:before {
    content: "";
    position: fixed;
    top: calc(50% - 30px);
    left: calc(50% - 30px);
    border: 6px solid rgb(22, 22, 22);
    border-top-color: #ec7404;;
    border-bottom-color: #ec7404;;
    border-radius: 50%;
    width: 70px;
    height: 70px;
    -webkit-animation: animate-preloader 1s linear infinite;
    animation: animate-preloader 1s linear infinite;
  }
  @-webkit-keyframes animate-preloader {
    0% {
      transform: rotate(0deg);
    }
    50% {
      transform: rotate(180deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }
  
  @keyframes animate-preloader {
    0% {
      transform: rotate(0deg);
    }
    50% {
      transform: rotate(180deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }