body{
    margin:0;
}

.loader-bg {
    width: 100%;
    height: 100%;
    background: #FFF;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
}

.loader {
    display: inline-block;
    width: 70px;
    height: 70px;
}

.loader:after {
    content: " ";
    display: block;
    width: 60px;
    height: 60px;
    margin: 0px;
    border-radius: 50%;
    border: 10px solid #4d8400;
    border-color: #4d8400 transparent #4d8400 transparent;
    animation: lds-dual-ring 1.2s linear infinite;
}

@keyframes lds-dual-ring {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}