/* Advertisement plugin – responsive ad containers (theme-agnostic). */
.ad-container {
    max-width: 100%;
    margin: 0 auto 1rem;
    overflow: hidden;
    text-align: center;
}

.ad-container:last-child {
    margin-bottom: 0;
}

.ad-container img {
    max-width: 100%;
    height: auto;
    display: inline-block;
}

.ad-container ins,
.ad-container iframe {
    max-width: 100%;
}

.np-ad-incontent {
    margin: 1.5rem 0;
}

/* Optional label above an ad block, e.g. <div class="ad-container" data-label="Advertisement"> */
.ad-container[data-label]::before {
    content: attr(data-label);
    display: block;
    font-size: 11px;
    letter-spacing: .08em;
    text-transform: uppercase;
    opacity: .5;
    margin-bottom: 4px;
}