.spinner-wrapper {
    position: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100vh;
    background-color: white;
    z-index: 999999;
  }
  .spinner-wrapper .spinner-big {
    width: 130px;
    height: 130px;
    border: 4px solid transparent;
    border-top: 4px solid #B00F0F;
    border-radius: 50%;
    animation: spin-fast 0.5s linear infinite;
    position: absolute;
  }
  .spinner-wrapper .spinner-middle {
    width: 100px;
    height: 100px;
    border: 4px solid transparent;
    border-top: 4px solid red;
    border-radius: 50%;
    animation: spin-middle 0.7s linear infinite;
    position: absolute;
  }
  .spinner-wrapper .spinner-little {
    width: 60px;
    height: 60px;
    border: 4px solid transparent;
    border-top: 4px solid rgba(219, 52, 52, 0.555);
    border-radius: 50%;
    animation: spin-slow 1s linear infinite;
    position: absolute;
  }
  
  @keyframes spin-slow {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }
  @keyframes spin-middle {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }
  @keyframes spin-fast {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }
  .left-div {
    position: fixed;
    top: 0;
    left: 0;
    width: 50%;
    height: 100vh;
    background-color: #f2f2f2;
    transition: width 0.5s ease-in-out;
    z-index: 1;
  }
  
  .right-div {
    position: fixed;
    top: 0;
    right: 0;
    width: 50%;
    height: 100vh;
    background-color: #ffffff;
    transition: width 0.5s ease-in-out;
    z-index: 1;
  }
  
  .preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: #ffffff;
    transition: opacity 0.5s ease-in-out;
    opacity: 1;
    z-index: 2;
  }
  .preloader.hide {
    opacity: 0;
    pointer-events: none;
  }
  
 
  .left-div, .right-div {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #000000;
  }