.login-container {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }
        
        .card {
            width: 100%;
            max-width: 400px;
            margin: auto;
            border-radius: 15px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            background-color: #ffffff;
        }

        .card-header {
            background-color: #2575fc;
            color: white;
            padding: 20px;
            border-radius: 15px 15px 0 0;
        }

        .card-body {
            padding: 30px;
        }

        .form-label {
            font-weight: bold;
            color: #333;
        }

        .form-control {
            border-radius: 10px;
            border: 1px solid #ddd;
        }

        .form-control:focus {
            border-color: #2575fc;
            box-shadow: 0 0 5px rgba(37, 117, 252, 0.5);
        }

        .btn-primary {
            background-color: #2575fc;
            border-color: #2575fc;
            border-radius: 10px;
            font-weight: bold;
            padding: 10px;
        }

        .btn-primary:hover {
            background-color: #1a65c4;
            border-color: #1a65c4;
        }

        .text-center p {
            color: #333;
        }

        .text-primary {
            color: #2575fc;
        }

        .message-list {
            margin: 10px 0;
            padding: 10px;
            background-color: #f8d7da;
            color: #721c24;
            border-radius: 5px;
        }