body {
  font-family: sans-serif;
  margin: 0;
  background: #f4f6f9;
}

header {
  background: #222;
  color: white;
  padding: 15px;
}

#search {
  margin-top: 10px;
  padding: 8px;
  width: 100%;
  max-width: 400px;
}

main {
  padding: 20px;
}

.card {
  background: white;
  padding: 15px;
  margin-bottom: 15px;
  border-radius: 8px;
}

.card h2 {
  margin: 0 0 10px;
}

button {
  padding: 8px 12px;
  margin: 5px 5px 0 0;
  border: none;
  background: #0077cc;
  color: white;
  border-radius: 5px;
  cursor: pointer;
}

.tag {
  background: #ddd;
  padding: 5px 10px;
  margin-right: 5px;
  display: inline-block;
  border-radius: 5px;
}