body {
            background-color: rgba(255, 255, 255, 0.9);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .navbar {
            background-color: rgba(0, 123, 255, 0.7);
        }
        .navbar a {
            color: white !important;
        }
        .navbar-brand img {
            max-height: 40px;
            margin-right: 10px;
        }
        .footer {
            margin-top: auto;
            padding: 20px;
            text-align: center;
            background-color: rgba(0, 123, 255, 0.7);
            color: white;
        }
        .content-container {
            margin-top: 30px;
            margin-bottom: 30px;
            flex: 1;
        }
        .login-card {
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
            border: none;
            border-radius: 10px;
        }
        .card-header {
            background-color: rgba(0, 123, 255, 0.1);
            border-bottom: none;
            padding: 20px;
            font-weight: bold;
            border-radius: 10px 10px 0 0 !important;
        }
        .form-control {
            border-radius: 5px;
            padding: 10px 15px;
        }
        .form-control:focus {
            box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
        }
        .btn-primary {
            background-color: rgba(0, 123, 255, 0.8);
            border: none;
            padding: 10px 20px;
            transition: all 0.3s ease;
            width: 100%;
        }
        .btn-primary:hover {
            background-color: rgba(0, 123, 255, 1);
            transform: scale(1.02);
        }
        .card-footer {
            background: none;
            border-top: none;
            padding: 20px;
        }
        .alert {
            margin-top: 20px;
        }