#bss-content-option-product {
    position: fixed;
    left: 50%;
    top: 30%;
    width: 500px;
    margin-left: -146px;
    margin-top: -100px;
    min-height: 100px;
    max-height: 450px;
    background-color: #ffffff;
    text-align: center;
    padding: 10px;
    box-shadow: 0 0 10px -5px #999999;
    overflow-y: auto!important;
    z-index: 9999;
    border: 1px solid #e6e6e6 !important;
}