html{
    font-size: 16px;
}

.clients-grid-1{
    opacity: 0;
    animation: fadeGrid1 20s infinite;
    /*animation-delay: 0s;*/
  }

   .clients-grid-2 {
    opacity: 0;
    animation: fadeGrid2 20s infinite;
   }
  
  @keyframes fadeGrid1 {
    10% {
      opacity: 0;
    }
    10%, 40% {
      opacity: 1;
    }
    60% {
      opacity: 0;
    }
  }

  @keyframes fadeGrid2 {
    60% {
      opacity: 0;
    }
    70%, 90% {
      opacity: 1;
    }
    100% {
      opacity: 0;
    }
  }