.icon {
    box-sizing: border-box;
    display: inline-block;
    font-size: inherit;
    font-style: normal;
    height: 1em;
    position: relative;
    text-indent: -9999px;
    vertical-align: middle;
    width: 1em;
}

.icon::before,
.icon::after {
    content: "";
    display: block;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
}

.icon-caret::before {
    border-left: .3em solid transparent;
    border-right: .3em solid transparent;
    border-top: .3em solid currentColor;
    height: 0;
    transform: translate(-50%, -25%);
    width: 0;
}