.spinner {
    height: 60px;
    width: 60px;
    margin: auto;
    position: inherit;
    -webkit-animation: rotation .6s infinite linear;
    -moz-animation: rotation .6s infinite linear;
    -o-animation: rotation .6s infinite linear;
    animation: rotation .6s infinite linear;
    border-left: 6px solid rgba(0, 174, 239, .15);
    border-right: 6px solid rgba(0, 174, 239, .15);
    border-bottom: 6px solid rgba(0, 174, 239, .15);
    border-top: 6px solid rgba(0, 174, 239, .8);
    border-radius: 100%;
}

@-webkit-keyframes rotation {
    from {
        -webkit-transform: rotate(0deg);
    }

    to {
        -webkit-transform: rotate(359deg);
    }
}

@-moz-keyframes rotation {
    from {
        -moz-transform: rotate(0deg);
    }

    to {
        -moz-transform: rotate(359deg);
    }
}

@-o-keyframes rotation {
    from {
        -o-transform: rotate(0deg);
    }

    to {
        -o-transform: rotate(359deg);
    }
}

@keyframes rotation {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(359deg);
    }
}

#overlay {
    z-index: 5000;
    position: fixed;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    text-align: center;
    align-items: center;
    justify-content: center;
}