.bb-slider {
  text-align:center;
  margin:20px 0;
}
.bb-cards {
  display:grid;
  grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
  gap:15px;
  margin:30px 0;
}
.bb-card {
  padding:40px;
  border-radius:15px;
  font-family: 'Arial Nova', sans-serif;
  font-size:22px;
  font-weight:bold;
  text-align:center;
  transition: transform .3s, box-shadow .3s;
}
.bb-card.blue {
  background: #0d47a1;
  color: gold;
}
.bb-card.gold {
  background: gold;
  color: #0d47a1;
}
.bb-card:hover {
  transform:scale(1.05);
  box-shadow:0 4px 20px rgba(0,0,0,0.2);
}