.effectPortfolio {
    -moz-box-shadow: 3px 3px 5px #000000;
    -webkit-box-shadow: 3px 3px 5px #000000;
    box-shadow: 3px 3px 5px #000000;
    margin-bottom: 20px;
    position: relative;
    width: 100%; /* for IE 6 */
}

.textPortfolio {
    position: absolute;
    bottom: 1%;
    left: 5%;
    position: absolute;
    z-index: 10;
    color: #fff;
    text-align: center;
    text-shadow: 0 1px 2px rgba(0, 0, 0, .6);
}