.loading{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.5);z-index:1000}.spinner{position:absolute;top:50%;left:50%;transform:translate(-50%, -50%);border:4px solid rgba(255,255,255,.3);border-top:4px solid #fff;border-radius:50%;width:50px;height:50px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:translate(-50%, -50%) rotate(0deg)}100%{transform:translate(-50%, -50%) rotate(360deg)}}.flash-notice{position:fixed;top:20%;left:50%;transform:translate(-50%, -20%);background-color:rgba(46,204,113,.9);color:#fff;padding:40px 60px;border-radius:15px;font-size:1.5rem;box-shadow:0 6px 15px rgba(0,0,0,.3);z-index:1000;text-align:center;max-width:90%;word-wrap:break-word}.flash-notice .close-button{background:none;border:none;color:#fff;font-size:2rem;cursor:pointer;position:absolute;top:10px;right:10px}.flash-error-message{position:fixed;top:20%;left:50%;transform:translate(-50%, -20%);background-color:rgba(231,76,60,.9);color:#fff;padding:40px 60px;border-radius:15px;font-size:1.5rem;box-shadow:0 6px 15px rgba(0,0,0,.3);z-index:1000;text-align:center;max-width:90%;word-wrap:break-word}.flash-error-message .close-button{background:none;border:none;color:#fff;font-size:2rem;cursor:pointer;position:absolute;top:10px;right:10px}.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,.5);justify-content:center;align-items:center}.modal-content{background-color:#fff;padding:20px;border-radius:10px;text-align:center;width:50%;max-width:80%;max-height:80%;overflow-y:auto;box-shadow:0 4px 8px rgba(0,0,0,.2)}.close{float:right;font-size:24px;cursor:pointer}#result-table{width:100%;border-collapse:collapse}#result-table th,#result-table td{border:2px solid #000;padding:10px;text-align:left}#result-table th{background-color:#4caf50;color:#fff;font-weight:bold;text-align:center}