body { 
    font-family: Arial; 
    background: #f0f0f0; 
    margin: 0; 
    padding: 0; 
}
header { 
    background: #003366; 
    color: white; 
    padding: 10px; 
    text-align: center; 
}
nav button { 
    margin: 5px; 
    padding: 10px; 
    background: #005599; 
    color: white; 
    border: none; 
    cursor: pointer; 
}
nav button:hover { 
    background: #0077cc; 
}
.logo { 
    width: 100px; 
}
.mi{
    width: 500px;
}
main { 
    padding: 20px; 
}
.info { 
    margin-bottom: 20px; 
    background: white; 
    padding: 15px; 
    border-radius: 10px; 
    box-shadow: 0 0 5px gray; 
}
.imagen { 
    width: 100%; 
    max-width: 600px; 
    display: block; 
    margin: auto; 
}
footer { 
    background: #003366; 
    color: white; 
    text-align: center; 
    padding: 10px; 
    position: fixed; 
    width: 100%; 
    bottom: 0; 
}
@media (max-width: 600px) {
    nav {
        flex-direction: column;
    }

    nav button {
        width: 90%;
    }

    form {
        width: 90%;
    }
}