.modal-dialog{max-width:90%;position:absolute;margin:auto;top:0;bottom:0;left:0;right:0}.table .fixed-header{width:100%;table-layout:fixed;border-collapse:collapse}.table .fixed-header thead{display:block}.table .fixed-header tbody{display:block;height:800px;overflow-y:scroll}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);display:flex;justify-content:center;align-items:center;z-index:9999}.loading-content{text-align:center;color:#fff}