body {
  font-family: 'Open Sans', sans-serif;
  margin: 0;
  padding: 0;
  background: #f4f4f4;
}

.achievement-section {
  text-align: center;
  padding: 40px 20px;
}

.achievement-title {
  font-size: 28px;
  color: #333;
  margin-bottom: 30px;
}

.topper-cards {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.topper-card {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  padding: 20px;
  width: 300px;
  text-align: center;
  position: relative;
}

.badge {
  font-size: 20px;
  font-weight: bold;
  padding: 8px 16px;
  border-radius: 5px;
  margin-bottom: 10px;
  display: inline-block;
  color: #fff;
  margin-top: 30px;
}

.first-rank .badge {
  background: #f1c40f;
  color: #000;
}

.second-rank .badge {
  background: #8bc34a;
}

.third-rank .badge {
  background: #3498db;
}

.topper-photo {
  width: 110px;
  height: 110px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 10px;
}

.topper-name {
  font-size: 18px;
  margin: 10px 0;
  font-weight: bold;
  color: #333;
}

.marks-table {
  width: 100%;
  margin-top: 10px;
  border-collapse: collapse;
}

.marks-table td {
  padding: 6px 10px;
  border-bottom: 1px solid #ccc;
  font-size: 15px;
  text-align: left;
}

.total-row {
  font-weight: bold;
  background: #f0f0f0;
}