body {
            background-color: #f7f9fc;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
        }

        .login-container {
            background-color: #ffffff;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            max-width: 400px;
            width: 100%;
        }

        .login-container h3 {
            margin-bottom: 30px;
            font-weight: 700;
            color: #333;
            text-align: center;
        }

        .form-floating {
            margin-bottom: 15px;
        }

        .btn-custom {
            background-color: #007bff;
            color: #fff;
            border: none;
        }

        .btn-custom:hover {
            background-color: #0056b3;
        }

        .icon-container {
            font-size: 60px;
            color: #007bff;
            text-align: center;
            margin-bottom: 20px;
        }