.product-detail {
    background: ;
}

.portfolio-details-wrapper .content>ul {
    margin: 30px 0 20px 0;
    font-size: 0;
    white-space: nowrap;
    position: relative;
    overflow: auto;
}

.portfolio-details-wrapper .content>ul:before {
    border-bottom: 1px solid #f0f0f0;
    position: absolute;
    bottom: 0;
    left: 0;
    content: '';
    right: 0;
}

.portfolio-details-wrapper .content>ul>li {
    border: 1px solid #f0f0f0;
    padding: 10px 20px;
    background: rgba(0, 0, 0, .018);
    position: relative;
    z-index: 1;
    cursor: pointer;
    display: inline-block;
    margin-left: -1px;
}

.portfolio-details-wrapper .content>ul>li.on {
    border-bottom-color: #fff;
    background: none;
}

.portfolio-details-wrapper .content>ul>li:first-child {
    margin-left: 0;
}

.portfolio-details-wrapper .content>aside {
    display: none;
    margin-bottom: 20px;
}

.portfolio-details-wrapper .content>aside.on {
    display: block;
}

@media(max-width:767px) {
    .portfolio-details-wrapper .content>aside {
        margin-bottom: 10px;
    }

    .portfolio-details-wrapper .content>ul {
        margin: 15px 0 10px 0;
    }

    .portfolio-details-wrapper .content>ul>li {
        padding: 5px 10px;
    }
}