.chat-dropdown.dropdown {
    position: absolute;
    z-index: 100000;
    top: 0;
    bottom: 0;
}
.chat-dropdown .dropdown-menu.show {
    display: block!important;
}
.chat-dropdown .dropdown-item.active, .chat-dropdown .dropdown-item {
    font-weight: normal;
    padding: 12px 15px;
}