* {
  box-sizing: border-box;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  padding: 0;
}

/* Float four columns side by side */
.column {
  float: left;
  width: 20%;
  padding: 0 10px;
  margin-bottom: 10px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  padding: 20px;
}

@media screen and (max-width: 600px) {
  .column {
    width: 100%;
    display: block;
    margin-bottom: 20px;
  }
}

.card {
  flex: 1 1 220px;   
  max-width: 260px;  
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
  padding: 25px;
  text-align: center;
  background-color: #f1f1f1;
  border-radius: 8px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 12px rgba(0,0,0,0.25);
}