div.caret {
    display: inline;
    border-style: solid;
    border-width: 1px;
    margin: 0 -1px;
    position: relative;
}

div.caret-head {
    position: absolute;
    top: -2px;
    left: -3px;
    width: 2px;
    height: 2px;
    border-width: 2px;
    border-style: solid;
}