body {
    margin: 0;
    background-color: #ffffff;
    color: #000000;
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    max-width: 180px;
    height: auto;
}

.lang-btn {
    display: inline-block;
    padding: 8px 15px;
    border: 1px solid #000000;
    color: #000000;
    text-decoration: none;
}

.lang-btn:hover {
    background-color: #000000;
    color: #ffffff;
}

.content {
    margin-top: 50px;
}

h1 {
    margin-bottom: 20px;
}

footer {
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid #cccccc;
}

footer a {
    color: #000000;
    text-decoration: none;
    margin-right: 20px;
}

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