/* Absolute Center CSS Spinner */
            .loadingx {
                position: fixed;
                z-index: 999;
                height: 2em;
                width: 2em;
                overflow: show;
                margin: auto;
                top: 0;
                left: 0;
                bottom: 0;
                right: 0;
            }

            /* Transparent Overlay */
            .loadingx:before {
                content: '';
                display: block;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background-color: rgba(0,0,0,0.3);
            }

            /* :not(:required) hides these rules from IE9 and below */
            .loadingx:not(:required) {
                /* hide "loading..." text */
                font: 0/0 a;
                color: transparent;
                text-shadow: none;
                background-color: transparent;
                border: 0;
            }

            .loadingx:not(:required):after {
                content: '';
                display: block;
                font-size: 10px;
                width: 1em;
                height: 1em;
                margin-top: -0.5em;
                -webkit-animation: spinner 1500ms infinite linear;
                -moz-animation: spinner 1500ms infinite linear;
                -ms-animation: spinner 1500ms infinite linear;
                -o-animation: spinner 1500ms infinite linear;
                animation: spinner 1500ms infinite linear;
                border-radius: 0.5em;
                -webkit-box-shadow: rgba(0, 0, 0, 0.75) 1.5em 0 0 0, rgba(0, 0, 0, 0.75) 1.1em 1.1em 0 0, rgba(0, 0, 0, 0.75) 0 1.5em 0 0, rgba(0, 0, 0, 0.75) -1.1em 1.1em 0 0, rgba(0, 0, 0, 0.5) -1.5em 0 0 0, rgba(0, 0, 0, 0.5) -1.1em -1.1em 0 0, rgba(0, 0, 0, 0.75) 0 -1.5em 0 0, rgba(0, 0, 0, 0.75) 1.1em -1.1em 0 0;
                box-shadow: rgba(0, 0, 0, 0.75) 1.5em 0 0 0, rgba(0, 0, 0, 0.75) 1.1em 1.1em 0 0, rgba(0, 0, 0, 0.75) 0 1.5em 0 0, rgba(0, 0, 0, 0.75) -1.1em 1.1em 0 0, rgba(0, 0, 0, 0.75) -1.5em 0 0 0, rgba(0, 0, 0, 0.75) -1.1em -1.1em 0 0, rgba(0, 0, 0, 0.75) 0 -1.5em 0 0, rgba(0, 0, 0, 0.75) 1.1em -1.1em 0 0;
            }

            /* Animation */

            @-webkit-keyframes spinner {
                0% {
                    -webkit-transform: rotate(0deg);
                    -moz-transform: rotate(0deg);
                    -ms-transform: rotate(0deg);
                    -o-transform: rotate(0deg);
                    transform: rotate(0deg);
                }
                100% {
                    -webkit-transform: rotate(360deg);
                    -moz-transform: rotate(360deg);
                    -ms-transform: rotate(360deg);
                    -o-transform: rotate(360deg);
                    transform: rotate(360deg);
                }
            }
            @-moz-keyframes spinner {
                0% {
                    -webkit-transform: rotate(0deg);
                    -moz-transform: rotate(0deg);
                    -ms-transform: rotate(0deg);
                    -o-transform: rotate(0deg);
                    transform: rotate(0deg);
                }
                100% {
                    -webkit-transform: rotate(360deg);
                    -moz-transform: rotate(360deg);
                    -ms-transform: rotate(360deg);
                    -o-transform: rotate(360deg);
                    transform: rotate(360deg);
                }
            }
            @-o-keyframes spinner {
                0% {
                    -webkit-transform: rotate(0deg);
                    -moz-transform: rotate(0deg);
                    -ms-transform: rotate(0deg);
                    -o-transform: rotate(0deg);
                    transform: rotate(0deg);
                }
                100% {
                    -webkit-transform: rotate(360deg);
                    -moz-transform: rotate(360deg);
                    -ms-transform: rotate(360deg);
                    -o-transform: rotate(360deg);
                    transform: rotate(360deg);
                }
            }
            @keyframes spinner {
                0% {
                    -webkit-transform: rotate(0deg);
                    -moz-transform: rotate(0deg);
                    -ms-transform: rotate(0deg);
                    -o-transform: rotate(0deg);
                    transform: rotate(0deg);
                }
                100% {
                    -webkit-transform: rotate(360deg);
                    -moz-transform: rotate(360deg);
                    -ms-transform: rotate(360deg);
                    -o-transform: rotate(360deg);
                    transform: rotate(360deg);
                }
            }