body {
  font-family: 'Helvetica Neue', sans-serif;
  background-color: #f9f9f9;
  padding: 20px;
}

.service-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 20px;
}

.toggle-btn {
  background-color: #81D8D0;
  color: white;
  border: none;
  padding: 10px 16px;
  font-weight: bold;
  cursor: pointer;
  border-radius: 5px;
  transition: background 0.3s;
}

.toggle-btn:hover {
  background-color: #5bbfb7;
}

.service-content {
  display: none;
  max-width: 800px;
  margin: 10px auto;
  padding: 15px;
  background-color: #ffffff;
  border-left: 4px solid #81D8D0;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}