.post-grid__item { display:flex; }
.post-grid__item > .posts__item { 
  display:flex;
  flex-direction:column;
  width:100%;
}

.posts__item .posts__thumb {
  height: 170px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 10px;
  overflow:hidden;
  background: transparent;
  position: relative;
}

.posts__item .posts__thumb .posts__cat { 
  position:absolute; 
  top:10px; left:10px; 
  z-index:2; 
}

.posts__item .posts__thumb img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.posts__item .card__content { 
  flex: 1 1 auto; 
  display:flex; 
  align-items:flex-start;
}

.sponsor-card__excerpt {
  width: 100%;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.posts__item .card__footer { 
  margin-top: auto; 
}

@media (min-width: 992px) {
  .posts__item .posts__thumb { height: 200px; }
}