.sq-selector {
    width: 100px;
    height: 200px;
    overflow: hidden;
    overflow-y: auto;
    position: relative;
}

.sq-selector>.item {
    cursor: pointer;
    padding: 1px 11px;
    overflow: hidden;
}

.sq-selector>.item.active {
    background-color: #2390fd;
    color: #ffffff;
}

.sq-selector>.group {
    cursor: default;
    background-color: #ececec;
    padding: 1px 11px;
    overflow: hidden;
}