.container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding: 20px;
}

.product-blok img {
  height: 300px;
  width: 100%;
  object-fit: cover;
  border-radius: 10px;
  display: block;
}

.product-blok {
  border: 2px solid black;
  padding: 20px;
  width: 100%;
  border-radius: 10px;
  box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  display: flex;
  align-items: stretch;
}

.gelijke-hoogte {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.knop {
  display: inline-block;
  background-color: rgb(31, 167, 31);
  color: #000000;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
}

.knop:hover {
  background-color: rgb(156, 235, 144);
}