time-picker.css

.timePicker {
    list-style-type: none;
    background-color: #fff;
    width: 80px;
    margin: 0;
    padding: 0;
    height: 200px;
    overflow-y: auto;
    box-shadow: 1px 1px 3px rgba(0,0,0,0.4);
    font-family: sans-serif;
    cursor: pointer;
    position: absolute;
    z-index: 99;
}

.timePicker li {
    padding-left: 4px;
    padding-top: 4px;
}

.timePicker li:hover {
    background-color: blue;
    color: white;
}

.timePickerInput {
    width: 75px;
    margin: 0;
}

.timePickerWrap {
    width: 75px;
}