.resarchive { 
    margin-left: 10px;
    font-family: Verdana, Geneva, sans-serif;
    font-size: 12px;
}

.resarchivetitle {
    width: 77px;
    height: 29px;
    display: inline-block;
    background: url(/20230901220318oe_/https://www.ilc.cuhk.edu.hk/img/ResourceOfMonth/resarchivebg.jpg);
    color: #6d7c19;
    font-weight: bold;
    line-height: 29px;
    text-align: center;
}

.resarchive select {
    cursor: pointer;
    height: 29px;
    margin-left: -5px;
    padding-left: 5px;
    padding-right: 5px;
    border: 1px solid #9cb329;
    color: #666;
   -webkit-appearance: none;
   -moz-appearance: none;
   appearance: none;
   background: url(/20230901220318oe_/https://www.ilc.cuhk.edu.hk/img/ResourceOfMonth/resarchivearrow.png) no-repeat right;
}

.resarchive select::-ms-expand { /* for IE 11 */
    display: none;
}

.resarchive option {
    font-weight: bold !important;
    padding-bottom:10px;

}