/**菜单样式美化代码**/
.has_children .sub-menu {
    border-radius: 4px;
}

.top-menu .b2-jt-down {
    display: none !important;
}

.top-menu-ul .sub-menu-0 {
    border-top: 0;
    padding: 15px;
    transform: translateY(10px);
    transition: all .3s;
}

.top-menu ul li:hover .sub-menu-0 {
    transform: translateY(0);
}

.top-menu-ul .sub-menu-0 > li {
    border-left: 1px solid #ebeef5;
    position: relative;
}

.b2-menu-3 .sub-menu-0 > li > a {
    color: #4c4c4c;
    padding: 8px 15px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.b2-menu-3 .sub-menu-0 > li:after {
    content: '';
    position: absolute;
    top: 12px;
    left: -5px;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid #3d7eff;
}

.b2-menu-3 .sub-menu-0 > li:nth-child(2n+1):after {
    border: 3px solid #f1787f;
}

.b2-menu-3 .sub-menu-0 > li:nth-child(3n+1):after {
    border: 3px solid #61e1b9;
}

.b2-menu-3 .sub-menu-0 > li > a:hover {
    background: #ebeef5;
}

.b2-menu-3 .sub-menu-0 > li:hover > a,
.b2-menu-3 .sub-menu-0 a:hover {
    color: #333;
}