.pxform-preload:after{
    display: block;
    position: fixed;
    left: 0; top: 0;
    width: 100%;
    height: 100%;
    content: '';
    background-color: rgba(255,255,255,0.6);
    background-image: url("../../preload/ajax-loader.svg");
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1000;
}
.form-layer-blocked{position: relative;}