/* Basic reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: sans-serif;
  line-height: 1.6;
  background: #f7f7f7;
  padding: 1rem;
}

header {
  text-align: center;
  margin-bottom: 1rem;
}

#game-info {
  display: flex;
  justify-content: space-around;
  margin-bottom: 1rem;
  font-weight: bold;
}

#tables-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.supermarket {
  border-collapse: collapse;
  width: 300px;
  background: #fff;
  border: 2px solid #ddd;
  border-radius: 5px;
  overflow: hidden;
}

.supermarket caption {
  background: #4caf50;
  color: white;
  padding: 0.5rem;
  font-size: 1.2rem;
}

.supermarket th,
.supermarket td {
  border: 1px solid #ddd;
  padding: 0.5rem;
  text-align: center;
}

#controls {
  display: flex;
  justify-content: center;
  margin: 1rem 0;
}

.choice-button {
  background: #2196f3;
  color: #fff;
  border: none;
  padding: 0.8rem 1.2rem;
  margin: 0 0.5rem;
  font-size: 1rem;
  border-radius: 5px;
  cursor: pointer;
}

.choice-button:hover {
  background: #1976d2;
}

#feedback {
  margin-top: 1rem;
  text-align: center;
  font-size: 1.1rem;
  font-weight: bold;
}

.hidden {
  display: none;
}

/* Responsive design */
@media (max-width: 600px) {
  #tables-container {
    flex-direction: column;
    align-items: center;
  }
}