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

header {
    padding: 10px;
    background: #f5f5f5;
}

.language-selector {
    position: relative;
    display: inline-block;
}

.language-selected {
    cursor: pointer;
    display: flex;
    align-items: center;
}

.language-selected img {
    width: 30px;
    height: 20px;
    border: 1px solid #ccc;
}

.language-options {
    display: none;
    position: absolute;
    background: white;
    border: 1px solid #ccc;
    padding: 5px;
    z-index: 100;
}

.language-options img {
    width: 30px;
    height: 20px;
    margin: 2px;
    cursor: pointer;
    border: 1px solid transparent;
}

.language-options img:hover {
    border: 1px solid #000;
}