.tabs {
    width: 100%;
}

.tab-links {
    list-style: none;
    padding: 0;
    display: flex;
    /*border-bottom: 2px solid #ddd;*/
}

    .tab-links li {
        margin-right: 10px;
    }

        .tab-links li a {
            display: block;
            padding: 10px 15px;
            text-decoration: none;
            color: black;
            background: #BFC1C2;
            border-radius: 4px 4px 0 0;
        }

        .tab-links li.active a {
            background: #333333;
            color: #fff;
        }

.tab-content .tab {
    display: none;
    /*padding: 15px;*/
    /*border: 1px solid #ddd;*/
}

    .tab-content .tab.active {
        display: block;
    }


/* Mobile */
@media (max-width: 768px) {
    .tab-links {
        flex-direction: column;
        border-bottom: none;
    }

    .tab-links li {
        margin: 0 0 8px 0;
    }

    .tab-links li a {
        border-radius: 6px;
        text-align: center;
        background: #eee;
    }

    .tab-links li.active a {
        background: #000;
        color: #fff;
    }
}