.sku-dropdown {
    border: 1px solid #ddd;
    max-height: 200px;
    overflow-y: auto;
    background: #fff;
    position: absolute;
    z-index: 9999;
    width: 100%;
}

.sku-dropdown div {
    padding: 8px;
    cursor: pointer;
}

.sku-dropdown div:hover {
    background: #f2f2f2;
}