.grill-slideshow-caption-3 > div {
    position: relative;
}

.grill-slideshow-caption-3 > div:before {
    content: " ";
    display: block;
    position: absolute;
    width: 6em;
    height: 1px;
    background-color: #fff;
    right: 105%;
    top: 50%;
}

.grill-slideshow-caption-3 > div:after {
    content: " ";
    display: block;
    position: absolute;
    width: 6em;
    height: 1px;
    background-color: #fff;
    left: 105%;
    top: 50%;
}