body {
    background-color: black;
    color: white;
}

#switch_lang_button {
    background-color: #333333;
    padding: 4px 12px;
    border-radius: 6px;
}

#go_back_button {
    background-color: #333333;
    padding: 4px 12px;
    border-radius: 6px;
}

.menu {
    background-color: transparent;
}

.menu li:hover {
    color: #00bbff;
}