.profile-container{text-align:center;margin-top:50px}h2{color:#3498db}p{font-size:16px;color:#555;margin-bottom:10px}strong{color:#3498db}.file-upload-container{text-align:center;margin-top:50px}.file-input{display:none}h1,h2{text-align:center}.choose-file-btn{padding:10px 20px;background-color:#3498db;color:#fff;border:none;border-radius:5px;font-size:16px;cursor:pointer;transition:background-color .3s}.choose-file-btn:hover{background-color:#2980b9}.selected-file-info{margin-top:10px;font-size:14px;color:#777}.upload-btn{margin-top:20px;padding:10px 20px;background-color:#3498db;color:#fff;border:none;border-radius:5px;font-size:16px;cursor:pointer;transition:background-color .3s}.upload-btn:hover{background-color:#2980b9}*{font-size:20px}table{width:100%;border-collapse:collapse;margin-top:20px}th,td{border:1px solid #ddd;padding:8px;text-align:center}th{background-color:#f2f2f2}button{margin:5px;padding:8px;cursor:pointer;background-color:#4caf50;color:#fff;border:none;border-radius:4px}button[disabled]{background-color:#ccc;cursor:not-allowed}button:hover{background-color:#45a049}h1{font-size:40px}.logout-button{margin-top:50px;padding:10px 20px;margin-left:48%}.authentication-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh}.auth-button{background-color:#4caf50;color:#fff;padding:10px 20px;font-size:26px;cursor:pointer;border:none;border-radius:4px}.auth-button:hover{background-color:#45a049}