.header {
  padding: 20px 0;
  text-align: left;
}
.header h1 {
  margin: 0;
  font-size: 28px;
}
.content {
  display: flex;
  flex-wrap: wrap;
  padding: 20px;
}
.thumbnail {
  text-align: center;
}
.thumbnail img {
  max-width: 100%;
  border-radius: 8px;
  border: 2px solid #e0e0e0;
}
.details {
  padding: 20px;
}
.details ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.details li {
  padding: 10px 0;
  border-bottom: 1px solid #e0e0e0;
}
.details li:last-child {
  border-bottom: none;
}
.details strong {
  display: inline-block;
  width: 150px;
  color: #555;
}
@media (max-width: 768px) {
  .content {
    flex-direction: column;
  }
  .details {
    padding: 10px;
  }
}