.card {
  background: #fff;
  border-radius: 10px;
  padding: 12px;
  margin: 12px 0;
  box-shadow: 0 6px 18px rgba(20,20,40,0.06);
  max-width: 760px;
}
.card img, .card video {
  display: block;
  margin-bottom: 10px;
  max-width: 100%;
  border-radius: 8px;
}