* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: Arial, sans-serif;
            background-image: url('./img/slider/calca.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            position: relative;
        }

        body::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(135, 206, 235, 0.5); /* Manto celeste semitransparente */
            z-index: 1;
        }

        .login-container {
            display: flex;
            width: 800px;
            height: 500px;
            /*background-color: rgba(255, 255, 255, 0.9);  Fondo blanco con ligera transparencia */
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
            border-radius: 10px;
            overflow: hidden;
            position: relative;
            z-index: 2;
        }

        .left-section {
            background-color: rgba(255, 255, 255, 0.6); 
            width: 50%;
            position: relative;
            overflow: hidden;
        }

        .slideshow img {
            width: 100%;
            height: 100%;
            object-fit: contain;
            position: absolute;
            top: 0;
            left: 0;
            opacity: 0;
            transition: opacity 1s ease-in-out;
        }

        .slideshow img.active {
            opacity: 1;
        }

        .right-section {
            width: 50%;
            padding: 40px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background-color: rgba(46, 133, 155, 0.6); /* Transparencia en el lado del formulario */
        }

        .logo {
            width: 150px;
            margin-bottom: 20px;
        }

        .login-form {
            width: 100%;
            max-width: 300px;
        }

        .login-form h2 {
            text-align: center;
            margin-bottom: 20px;
            color: #000000;
            text-shadow:
              1px 1px 0 #ffffff,
              -1px 1px 0 #ffffff,
              -1px -1px 0 #ffffff,
              1px -1px 0 #ffffff;
        }

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

        .form-group label {
            display: block;
            margin-bottom: 5px;
            color: #ffffff;
        }

        .form-group input {
            width: 100%;
            padding: 10px;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-size: 16px;
        }

        .form-group input:focus {
            outline: none;
            border-color: #007bff;
        }

        .login-button {
            width: 100%;
            padding: 10px;
            background-color: #007bff;
            color: white;
            border: none;
            border-radius: 5px;
            font-size: 16px;
            cursor: pointer;
            transition: background-color 0.3s;
        }

        .login-button:hover {
            background-color: #0056b3;
        }

        .alert-danger {
            width: 100%;
            padding: 5px;
            background: linear-gradient(to right, #e20c0c, #d25241);
            color: white;
            border: none;
            border-radius: 5px;
            font-size: 1.1em;
            transition: background 0.3s ease;
            text-align: center;
            margin-top: 2px;
        }

        @media (max-width: 768px) {
            .login-container {
                flex-direction: column;
                width: 90%;
                height: auto;
            }

            .left-section, .right-section {
                width: 100%;
            }

            .left-section {
                height: 200px;
                display: none;
            }
        }