body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    text-align: center;
    padding: 1rem 0;
    margin-bottom: 1rem;
}

.phone {
    font-size: 1.2rem;
}

nav {
    text-align: center;
    padding: 0.5rem 0;
    margin-bottom: 1rem;
}

nav a {
    text-decoration: none;
    color: #333;
    padding: 0.5rem 1rem;
    display: inline-block;
}

nav a:hover {
    background-color: #ddd;
}

.container {
    width: 80%;
    margin: 0 auto;
    padding: 2rem 0;
    text-align: justify;
}

.responsive-img {
    width: 100%;
    max-width: 300px;
    height: auto;
    display: block;
    margin: 1rem auto;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1rem 0;
}

footer a {
    color: white;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    .container {
        width: 100%;
        padding: 1rem;
    }

    nav a {
        display: block;
        padding: 1rem 0;
    }

    .phone {
        font-size: 1rem;
    }
}