.cls-dropdown {
    position: relative;
    display: inline-block;
}

.cls-btn {
    background: #2f3e46;
    color: #fff;
    padding: 10px 18px;
    border-radius: 25px;
    border: none;
    cursor: pointer;
    font-size: 14px;
}

.cls-menu {
    display: none;
    position: absolute;
    background: #fff;
    min-width: 150px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    list-style: none;
    padding: 5px 0;
    margin-top: 8px;
}

.cls-menu li {
    padding: 8px 15px;
}

.cls-menu li a {
    text-decoration: none;
    color: #333;
}

.cls-dropdown:hover .cls-menu {
    display: block;
}