.caption {
  background-color: #002f67;
  color: white;
  padding: 5px 0;
  font-weight: bold;
  text-align: center;
  margin-bottom: 0;
}

.image-box {
  border: 1px solid #ccc;
  padding: 2px;
  text-align: center;
  margin-top: 5px;
}
@media (max-width: 768px) {

    .product-specs li {
        margin-bottom: 2px;
        font-size: 12px;
    }
}