#sendBookingBtn{position:relative;transition:all 0.3s ease}#sendBookingBtn.loading{pointer-events:none;opacity:.8}#sendBookingBtn .btn-spinner{display:inline-block;width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;vertical-align:middle}@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}