body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f0f0;
    font-family: Arial, sans-serif;
}

.container {
    background-color: #e0ffe0;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
    text-align: center;
    width: 400px; /* Ancho del contenedor aumentado */
}

h2 {
    color: #2e8b57;
}

label, input[type="email"], input[type="submit"] {
    display: block;
    margin: 10px auto;
    width: 90%; /* Ancho de los elementos del formulario aumentado */
}

input[type="email"] {
    padding: 10px;
    border: 1px solid #2e8b57;
    border-radius: 5px;
}

input[type="submit"] {
    background-color: #2e8b57;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #246a43;
}

.message {
    font-size: 1.2em;
    color: #2e8b57;
    margin-top: 20px;
}