body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
}

h1 {
    text-align: center;
    color: #333;
}

form {
    display: flex;
    flex-direction: column;
}

label {
    margin-top: 10px;
    font-weight: bold;
}

input {
    margin-top: 5px;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

input:focus {
    border-color: #007BFF;
    outline: none;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
}

button {
    margin-top: 20px;
    padding: 10px;
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #0069d9;
}

/* Estilos para la barra de progreso */
.progress-bar-container {
    width: 100%;
    height: 20px;
    background-color: #f3f3f3;
    border-radius: 10px;
    margin: 10px 0;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: #4CAF50;
    width: 0;
    transition: width 0.3s;
    text-align: center;
    line-height: 20px;
    color: white;
}

#progressText {
    text-align: center;
    font-weight: bold;
    margin-bottom: 5px;
}

#progressMessage {
    text-align: center;
    color: #666;
    margin-bottom: 10px;
}

#progressStats {
    text-align: center;
    font-size: 0.9em;
    color: #666;
    margin-bottom: 15px;
}

.download-button {
    display: inline-block !important;
    background-color: #28a745;
    color: white !important;
    padding: 15px 25px;
    text-align: center;
    text-decoration: none;
    border-radius: 6px;
    cursor: pointer;
    width: 100%;
    box-sizing: border-box;
    font-size: 18px;
    font-weight: bold;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    margin-top: 15px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    /* Asegurar que el botón sea visible */
    visibility: visible !important;
    opacity: 1 !important;
    /* Añadir animación pulsante para llamar la atención */
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 8px 16px rgba(40,167,69,0.4);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    }
}

.download-button:hover {
    background-color: #218838;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.3);
}