.article-section {
  margin-top:    1em;
  margin-bottom: 1em;
  margin-right:  1em;/*max( 1em, calc( ( 640px - 100vw ) / 4 ) );*/
  margin-left:   1em;/*max( 1em, calc( ( 640px - 100vw ) / 4 ) );*/
  background-color: white;
}
.article-section,
.article {
  overflow: hidden;
  border: #004D4D 1px solid;
  border-radius: 0.5em;
}
.article {
  display: flex;
  flex-direction: column;
  gap: 1em;
}

.article-listing {
  display: flex;
  flex-direction: column;
  gap: 1em;
  padding: 1em;
}

.article-section-header {
  display: flex;
  flex-direction: row;
  align-content: center;
  justify-content: center;
  gap: 0.25em;
  padding: 1em;
  background-color: #008080;
}
.article-section-header > :first-child {
  flex: 1;
}
.article-header {
  margin: 0;
  font-size: 2em;
  color: #FFFFFF;
}

.article-image-section {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}
.article-image {
  flex-shrink: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.article-content {
  flex: 3;
  padding: 1em; 
}
.article-title {
  font-size: 1.25em;
}
.article-description {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;  
  overflow: hidden;
}
.article-date {
  display: inline-block;
  width: 100%;
  text-align: right;
}

@media (min-width: 640px) {
  .article-section {
    margin-left:  max( 1em, calc( ( 100vw - 640px ) / 3 ) );
    margin-right: max( 1em, calc( ( 100vw - 640px ) / 3 ) );
  }
  .article {
    flex-direction: row;
  }
}
@media (min-width: 1080px) {
  .article-section {
    margin-left:  max( 1em, calc( ( 100vw - 1080px ) / 2 ) );
    margin-right: max( 1em, calc( ( 100vw - 1080px ) / 2 ) );
  }
}