.onload-spinner > div{
    visibility: hidden;
}

.onload-spinner.mostrar > div{
    visibility: visible;
}


.init-load-wrapper{
    display: block;
    position: absolute;
    left: 48%;
    top: 45%;
}

.init-load-wrapper .loader {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: inline-block;
    border-top: 4px solid #FFF;
    border-right: 4px solid transparent;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
}
.init-load-wrapper .loader::after{
    content: '';
    box-sizing: border-box;
    position: absolute;
    left: 0;
    top: 0;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    border-left: 4px solid #0038b0;
    border-bottom: 4px solid transparent;
    animation: rotation 0.5s linear infinite reverse;
}
@keyframes rotation {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}