body {
            background-color: #c8effd;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        .login-container {
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
        }

        .login-card {
            background-color: #ffffff;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            padding: 40px 30px;
            max-width: 400px;
            width: 100%;
        }

        .login-card img {
            max-width: 100%;
            height: auto;
            margin-bottom: 20px;
        }

        .login-card h3 {
            margin-bottom: 20px;
            color: #2c3e50;
            text-align: center;
        }

        .form-control {
            border-radius: 6px;
        }

        .btn-login {
            background-color: #2c3e50;
            color: white;
            border: none;
            padding: 10px;
            width: 100%;
            border-radius: 6px;
            transition: background-color 0.3s ease;
        }

        .btn-login:hover {
            background-color: #1a242f;
            color: white;
        }

        .alert {
            font-size: 0.9rem;
            margin-top: 10px;
        }