.rte-autocomplete > li > a {
    display: block;
    padding: 3px 5px;
    clear: both;
    font-weight: normal;
    line-height: 20px;
    color: #333;
    white-space: nowrap;
    text-decoration: none;
}

.rte-autocomplete > li > a > .user-picker-dropdown-avatar {
    display: inline-block;
    max-height: 20px;
    font-size: 16px;
    width: 20px;
}

.rte-autocomplete > li > a > .user-picker-dropdown-avatar > img {
    max-height: inherit;
    width: inherit;
}