#carfilterbylist div {
    width: 120px;
}

#carfilterbylist div.dropdown-menu.open {
    width: auto;
}

.vehicle {
    position: relative;
    display: inline-block;
}

.vehicle .tooltiptext {
    visibility: hidden;
    min-width: 180px;
    background-color: black;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 5px;;
    white-space: nowrap;
    /* Position the tooltip */
    position: absolute;
    z-index: 1;
}

.vehicle:hover .tooltiptext {
    visibility: visible;
}