.loading{
    width: 100vw;
    height: 100vh;
    display: flex;
  justify-content: center;
  align-items: center;
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
}
.loader{
    border: 16px solid #C5CAD5;        
    border-top: 16px solid #00A45F;     
    border-radius: 50%;
    width: 120px;
    height: 120px;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
}   

@keyframes spin{
    0% {transform: rotate(0deg);}
    100%{transform: rotate(360deg);}
}