#portfolio .portfolio-item {
    right: 0;
    margin: 0 0 15px;
}

#portfolio .portfolio-item .portfolio-link {
    display: block;
    position: relative;
    margin: 0 auto;
    max-width: 400px;
    width:90%;
}

#portfolio .portfolio-item .portfolio-link .caption {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    background: #fff;
    -webkit-transition: all ease .5s;
    -moz-transition: all ease .5s;
    transition: all ease .5s;
}

#portfolio .portfolio-item .portfolio-link .caption:hover {
    opacity: .9;
}

#portfolio .portfolio-item .portfolio-link .caption .caption-content {
    position: absolute;
    top: 45%;
    width: 100%;
    height: 20px;
    margin-top: -12px;
    text-align: center;
    font-size: 20px;
    color: #000;
}

#portfolio .portfolio-item .portfolio-link .caption .caption-content i {
    margin-top: -12px;
}

#portfolio .portfolio-item .portfolio-link .caption .caption-content h3,
#portfolio .portfolio-item .portfolio-link .caption .caption-content h4 {
    margin: 0;
}

#portfolio * {
    z-index: 2;
}

@media(min-width:767px) {
    #portfolio .portfolio-item {
        margin: 0 0 30px;
    }
}