.ajax-loading-panel
{
    background-color: rgba(20,20,20,0.1);
	vertical-align: middle!important;
	text-align: center!important;

    /* in case parent width/height is 0 due to fancy positioning 
        don't show floating image */
    overflow: hidden;
}

.ajax-loading-panel img
{
	position:absolute;
	top: calc(50% - 33px);
	left: calc(50% - 33px);
}