#select_frame{
    position: fixed;
    width: 250px;
    height: 80px;
    overflow: auto;
}

.item{
    display:block;
    background-color:white;
    padding: 10px 0px 10px 10px;
    color:black;
    text-decoration: none;

    border-bottom: 1px  gray solid;
    /*
    border-left: 1px  gray solid;
    margin-top: 5px;
    margin-bottom: 5px;
*/
}

.item:hover{
    background-color:lightgray;
}