.ui-autocomplete {
     max-height: 70px;
        overflow-y: auto;
        overflow-x: hidden; /* prevent horizontal scrollbar */
        padding-right: 20px; /* add padding to account for vertical scrollbar */
        font-family: calibri, Verdana, Arial, Helvetica, sans-serif;
        font-size: 15px;
        font-weight: normal;
        text-decoration: none;
         border-radius:2px ;
    }
 .ui-state-active,
.ui-widget-content .ui-state-active,
.ui-widget-header .ui-state-active,
a.ui-button:active,
.ui-button:active,
.ui-button.ui-state-active:hover {
     border-radius:4px ;
    border: 1px solid #aaaaaa;
    background: #cfd8e0;
    font-weight: normal; 
    color: #464747;
}