.slider {
    width: 100%;
    height: auto;
    padding: 0;
    position: relative;
}

    .slider .right.image {
        position: absolute;
        z-index: 1;
        top: 0;
        left: 0;
    }

    .slider .left.image {
        position: relative;
        z-index: 2;
        border-right: 3px solid white;
        margin-right: -5px;
        overflow: hidden;
    }


        .slider .right.image img,
        .slider .left.image img {
            max-width: none;
            vertical-align: inherit;
            display: inline;
        }

    .slider .instruction {
        position: absolute;
        top: 50%;
        z-index: 1000;
        width: auto;
    }

        .slider .instruction p {
            background: white;
            display: inline;
            padding: 8px;
            max-width: 25%;
            font-size: 1em;
            text-transform: uppercase;
        }