.mintenz-lesson-tabs .nav {
    display: flex;
    flex-wrap: nowrap;
    list-style: none;
    margin-bottom: 0;
    padding-left: 0;
    text-transform: none;
    width: 100%;
}

.mintenz-lesson-tabs .nav > li,
.mintenz-lesson-tabs .nav-item {
    display: block;
    flex: 0 0 auto;
    list-style: none;
    margin: 0 0 -1px;
    padding: 0;
    width: auto;
}

.mintenz-lesson-tabs .nav-tabs {
    border-bottom: 1px solid #dee2e6;
    margin-bottom: 1rem;
}

.mintenz-lesson-tabs .nav-item {
    margin-bottom: -1px;
}

.mintenz-lesson-tabs .nav-tabs .nav-link {
    appearance: none;
    background: none;
    border: 1px solid transparent;
    border-top-left-radius: 0.375rem;
    border-top-right-radius: 0.375rem;
    color: inherit;
    cursor: pointer;
    display: block;
    font-family: inherit;
    font-size: inherit;
    font-weight: 400;
    line-height: inherit;
    margin: 0 0 calc(-1 * 1px);
    padding: 0.5rem 1rem;
    text-decoration: none;
    text-transform: none;
    white-space: nowrap;
    width: auto;
}

.mintenz-lesson-tabs .nav-tabs .nav-link:hover,
.mintenz-lesson-tabs .nav-tabs .nav-link:focus {
    border-color: #e9ecef #e9ecef #dee2e6;
    color: inherit;
    isolation: isolate;
}

.mintenz-lesson-tabs .nav-tabs .nav-link.active,
.mintenz-lesson-tabs .nav-tabs .nav-item.show .nav-link {
    background-color: #fff;
    border-color: #dee2e6 #dee2e6 #fff;
    color: inherit;
    font-weight: 600;
}

.mintenz-lesson-tabs .tab-content > .tab-pane {
    display: none;
}

.mintenz-lesson-tabs .tab-content > .active.tab-pane {
    display: block;
}

.mintenz-lesson-tabs .fade {
    transition: opacity 0.15s linear;
}

.mintenz-lesson-tabs .fade:not(.show) {
    opacity: 0;
}

.mintenz-lesson-tab-badge {
    background: #eee;
    border-radius: 999px;
    color: #444;
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    margin-left: 0.35rem;
    min-width: 1.25rem;
    padding: 0.2rem 0.45rem;
    text-align: center;
    vertical-align: middle;
}

.mintenz-lesson-tabs .nav-link.active .mintenz-lesson-tab-badge {
    background: #111;
    color: #fff;
}