body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background-color: #333;
    color: #fff;
}

.logo img {
    height: 50px;
}

.menu {
    list-style: none;
    display: flex;
    gap: 20px;
}

.menu li {
    position: relative;
}

.menu li a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
}

.sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #444;
    list-style: none;
    padding: 10px;
    margin: 0;
}

.menu li:hover .sub-menu {
    display: block;
}

.user-actions {
    display: flex;
    gap: 10px;
}

.user-actions a {
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    background-color: #555;
    border-radius: 5px;
}

.carousel {
    display: flex;
    overflow-x: auto;
    gap: 20px;
    padding: 20px;
}

.carousel-item {
    flex: 0 0 auto;
    width: 200px;
    background-color: #fff;
    padding: 10px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.hidden {
    display: none;
}