/* icon menu */
.vertical-menu .icon_menu {
    margin-bottom: 0;
    background-position: left 7px center !important;
    background-size: 21px !important;
    background-repeat: no-repeat !important;
}
.vertical-menu .menu .menu-item.icon_menu.icon_den:hover { background-image: url("../images/icons/menu/icon_den-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_dong_ho:hover { background-image: url("../images/icons/menu/icon_dong_ho-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_ghe_don:hover { background-image: url("../images/icons/menu/icon_ghe_don-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_goi:hover { background-image: url("../images/icons/menu/icon_goi-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_lo_hoa:hover { background-image: url("../images/icons/menu/icon_lo_hoa-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_moc_ao:hover { background-image: url("../images/icons/menu/icon_moc_ao-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_sach:hover { background-image: url("../images/icons/menu/icon_sach-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_tham:hover { background-image: url("../images/icons/menu/icon_tham-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_thang:hover { background-image: url("../images/icons/menu/icon_thang-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_thuyen:hover { background-image: url("../images/icons/menu/icon_thuyen-w.png"); }
.vertical-menu .menu .menu-item.icon_menu.icon_tranh:hover { background-image: url("../images/icons/menu/icon_tranh-w.png"); }


.vertical-menu .icon_menu.icon_den { background-image: url("../images/icons/menu/icon_den.png"); }
.vertical-menu .icon_menu.icon_dong_ho { background-image: url("../images/icons/menu/icon_dong_ho.png"); }
.vertical-menu .icon_menu.icon_ghe_don { background-image: url("../images/icons/menu/icon_ghe_don.png"); }
.vertical-menu .icon_menu.icon_goi { background-image: url("../images/icons/menu/icon_goi.png"); }
.vertical-menu .icon_menu.icon_lo_hoa { background-image: url("../images/icons/menu/icon_lo_hoa.png"); }
.vertical-menu .icon_menu.icon_moc_ao { background-image: url("../images/icons/menu/icon_moc_ao.png"); }
.vertical-menu .icon_menu.icon_sach { background-image: url("../images/icons/menu/icon_sach.png"); }
.vertical-menu .icon_menu.icon_tham { background-image: url("../images/icons/menu/icon_tham.png"); }
.vertical-menu .icon_menu.icon_thang { background-image: url("../images/icons/menu/icon_thang.png"); }
.vertical-menu .icon_menu.icon_thuyen { background-image: url("../images/icons/menu/icon_thuyen.png"); }
.vertical-menu .icon_menu.icon_tranh { background-image: url("../images/icons/menu/icon_tranh.png"); }



.vertical-menu {
    width: 254px;
}
.vertical-menu ul {
    list-style: none;
}
.vertical-menu .menu {
    width: 100%;
    padding-left: 0;
    margin-bottom: 0;
}
.vertical-menu .menu .menu-item {
    margin-bottom: 0;
    height: 33px;
    width: 100%;
}

.vertical-menu .menu > .menu-item.menu-item-has-children:after {
    content: '';
    position: absolute;
    border-top: 14px solid transparent;
    border-left: 10px solid #55acee;
    border-right: 0 solid transparent;
    border-bottom: 19px solid transparent;
    left: 254px;
    z-index: 110;
    margin-top: -33px;
    opacity: 0;
}

.vertical-menu .menu>.menu-item a {
    padding: 7px 0 7px 33px;
    border: 0;
    display: block;
    position: relative;
}
.vertical-menu .menu>.menu-item.menu-item-has-children>a:before {
    content: "\f105";
    font-family: fontawesome;
    position: absolute;
    top: 7px;
    right: 7px;
}
.vertical-menu .menu>.menu-item .sub-menu {
    display: none;
    position: absolute;
    top: 0;
    left: 254px;
    z-index: 100;
    padding: 0;
    background: #f2f2f2;
    height: 100%;
}

/* hover menu */
.vertical-menu .menu .menu-item:hover {
    background-color: #55acee;
}
.vertical-menu .menu .menu-item:hover > a {
    color: #fff;
}
.vertical-menu .menu > .menu-item.menu-item-has-children:hover:after{
    opacity: 1;
}

.vertical-menu .menu .menu-item:hover .sub-menu {
    display: block;
}

.vertical-menu .menu>.menu-item .sub-menu>.menu-item {
    padding-left: 13px;
    padding-right: 13px;
}
.vertical-menu .menu>.menu-item .sub-menu>.menu-item>a {
    padding-left: 15px;
    min-width: 170px;
}

