.loader-wrap {
    height: 100%;
    width: 100%;
    display: none;
    position: absolute;
    z-index: 9999999;
}

.loader {
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    position: absolute;
    border: 7px solid #dfdfdf;
    border-top: 7px solid #1e7fff;
    border-radius: 50%;
    width: 55px;
    height: 55px;
    -webkit-animation: spin 1s linear infinite;
    animation: spin 1s linear infinite;
}

@-webkit-keyframes spin {
    0% {
        -webkit-transform: rotate(0deg);
    }

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

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

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