body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.lang-switcher {
    text-align: right;
    padding: 10px;
    background-color: #f5f5f5;
}

.lang-switcher a {
    margin-left: 10px;
    text-decoration: none;
    color: #333;
    font-weight: bold;
}

nav {
    background-color: #004466;
    padding: 10px 0;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

main {
    padding: 30px;
}

h1 {
    color: #004466;
}

.flag {
    width: 20px;
    height: auto;
    margin-right: 5px;
    vertical-align: middle;
}

.responsive-img {
    max-width: 100%;
    height: auto;
    margin: 10px 0;
    border-radius: 5px;
    display: block;
}