body {
    font-family: 'Arial', sans-serif;
    background-color: #f9f9f9; 
    color: #333333; 
}


nav {
    background-color: #005f73; 
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;

}

nav a img {
    max-width: 160px;
    height: auto;
}

nav ul {
    display: flex;
    gap: 1rem;
}

nav ul li {
    display: inline;
}

nav ul li a {
    color: #ffffff; 
    font-size: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 5px;
}

nav ul li a:hover {
    background-color: #0a9396; 
}

section {
    padding: 2rem;
    max-width: 900px;
    margin:auto;
}

h1 {
    font-size: 2.5rem;
    color: #005f73; 
    text-align: center;
    margin-bottom: 2rem;
}

article {
    background-color: #ffffff; 
    margin-bottom: 2rem;
    padding: 1.5rem;
    border-radius: 8px;
}

article h2 {
    font-size: 1.8rem;
    color: #005f73; 
    margin-bottom: 1rem;
}

article p {
    font-size: 1.1rem;
    color: #555555; 
    margin-bottom: 1rem;
}


form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background-color: #ffffff;
    padding: 2rem;
    border-radius: 8px;
    max-width: 600px;
    margin: 2rem auto;
}

form input[type="text"],
form input[type="number"],
form input[type="submit"],
form datalist {
    padding: 0.8rem;
    font-size: 1rem;
    border: 1px solid #cccccc;
    border-radius: 5px;
}

form input[type="text"]:focus,
form input[type="number"]:focus {
    border-color: #005f73;
}

form input[type="submit"] {
    background-color: #005f73;
    color: #ffffff;
    cursor: pointer;
}

form input[type="submit"]:hover {
    background-color: #0a9396;
}


footer {
    background-color: #005f73; 
    color: #ffffff; 
    text-align: center;
    padding: 1rem 2rem;
    margin-top: 2rem;
    font-size: 0.9rem;
}

footer a {
    color: #94d2bd; 
    text-decoration: none;
}

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


@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        gap: 0.5rem;
    }

    section {
        padding: 0;
    }

    form {
        padding: 1.5rem;
    }
}