body{margin:20px;color:#333}h1,h2{color:#222;margin-bottom:15px}.alert-message{padding:10px;margin-bottom:15px;border-radius:4px}.alert-message.error{background-color:#fdd;border:1px solid #f00;color:#a00}.alert-message.success{background-color:#dff0d8;border:1px solid #3c763d;color:#3c763d}.settings-section{background-color:#fff;padding:20px;margin-bottom:20px;border-radius:8px;box-shadow:0 2px 4px rgba(0,0,0,0.1)}.form-group{margin-bottom:15px}.form-label{display:block;margin-bottom:5px;font-weight:bold}.form-control{width:100%;padding:10px;border:1px solid #ccc;border-radius:4px;box-sizing:border-box}.form-actions{margin-top:20px}.button{display:inline-block;padding:10px 15px;border:none;border-radius:4px;cursor:pointer;font-weight:bold;text-decoration:none;color:#fff}.button.primary{background-color:#007bff}.button.primary:hover{background-color:#0056b3}.button.danger{background-color:#dc3545}.button.danger:hover{background-color:#c82333}.delete-account{border:1px solid #ccc;padding:15px;border-radius:8px;background-color:#f9f9f9}.warning-message{color:#777;margin-bottom:10px}