body {
  font-family: Arial, sans-serif;
}
.tdb-header {
  background: #004aad;
  color: #fff;
  padding: 20px;
  text-align: center;
  font-size: 22px;
  font-weight: bold;
}
.tdb-h1 {
  margin: 20px 0;
  text-align: center;
  font-size: 28px;
  color: #222;
}
.tdb-filter-bar {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 20px;
  flex-wrap: wrap;
}
.tdb-filter-bar input, .tdb-filter-bar select {
  padding: 10px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 6px;
}
.tdb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin: 20px;
}
.tdb-card {
  background: #fff;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  text-align: center;
  transition: 0.3s;
}
.tdb-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 15px rgba(0,0,0,0.2);
}
.tdb-card h3 {
  margin: 10px 0;
  font-size: 18px;
  color: #004aad;
}
.tdb-price {
  font-size: 16px;
  color: green;
  font-weight: bold;
}
.tdb-buy-btn {
  display: inline-block;
  margin-top: 12px;
  padding: 10px 18px;
  background: orange;
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}
.tdb-buy-btn:hover {
  background: darkorange;
}