#adminmenu #menu-posts-poker_champion .wp-menu-image:before {
    content: "";
    font-family: icomoon;
    font-size: 18px;
}
#adminmenu #menu-posts-poker_venue .wp-menu-image:before {
    content: "";
    font-family: icomoon;
    font-size: 18px;
}
#adminmenu #menu-posts-poker_event .wp-menu-image:before {
    content: "";
    font-family: icomoon;
    font-size: 18px;
}