ottom-color: transparent;
    }

    .tab:checked+label:hover {
        box-shadow: 0 -1px 0 #fff inset;
        background-color: #fff;
    }

    .tab+label {
        box-shadow: 0 -1px 0 #eee inset;
        border-radius: 6px 6px 0 0;
        cursor: pointer;
        display: block;
        text-decoration: none;
        color: #27aae1;
        flex-grow: 3;
        text-align: center;
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: n