.extras-arrow::after {
    content: "";
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    margin: auto;
    width: 0;
    height: 0;
    z-index: 10;
    border-style: solid;
    border-width: 20px 17.5px 0 17.5px;
    border-color: #f0ab00 transparent transparent transparent;
}