.stm-rt {
    line-height: 1.6;
}

.stm-rt p {
    margin: 0 0 0.75em;
}

.stm-rt p:last-child {
    margin-bottom: 0;
}

.stm-rt ul,
.stm-rt ol {
    margin: 0 0 0.75em;
    padding-left: 1.4em;
}

.stm-rt li {
    margin: 0.2em 0;
}

.stm-rt h3 {
    margin: 1em 0 0.4em;
    font-size: 1.15em;
    line-height: 1.3;
}

.stm-rt h4 {
    margin: 0.9em 0 0.35em;
    font-size: 1.05em;
    line-height: 1.3;
}

.stm-rt blockquote {
    margin: 0 0 0.75em;
    padding-left: 0.9em;
    border-left: 3px solid #c3c4c7;
}

.stm-rt img {
    max-width: 100%;
    height: auto;
}

.stm-rt ul.stm-gallery,
.stm-rt .gallery {
    display: grid;
    grid-template-columns: repeat(var(--stm-gallery-cols, 3), minmax(0, 1fr));
    gap: 0.65rem;
    margin: 0 0 1em;
    padding: 0;
    list-style: none;
}

.stm-gallery--2 {
    --stm-gallery-cols: 2;
}

.stm-gallery--3 {
    --stm-gallery-cols: 3;
}

.stm-gallery--4 {
    --stm-gallery-cols: 4;
}

.stm-rt ul.stm-gallery > li,
.stm-rt .gallery .gallery-item {
    margin: 0;
    padding: 0;
}

.stm-rt ul.stm-gallery img,
.stm-rt .gallery img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

@media (max-width: 600px) {
    .stm-rt ul.stm-gallery,
    .stm-rt .gallery {
        --stm-gallery-cols: 2;
    }
}