body {
  font-family: Arial, sans-serif;
  background-color: #d4e7f0;
  margin: 0;
}

#form-container {
  display: block;
  max-width: 800px;
  margin: 20px auto;
  padding: 20px;
  box-sizing: border-box;
}

#resin-hardener-form {
  background-color: #e6f2f8;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  width: 100%;
  box-sizing: border-box;
}

#resin-hardener-form div {
  margin-bottom: 15px;
}

#resin-hardener-form label {
  display: block;
  font-weight: bold;
  margin-bottom: 5px;
}

#resin-hardener-form input[type="number"], #resin-hardener-form select {
  width: 100%;
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 5px;
  box-sizing: border-box;
}

#resin-hardener-form button {
  width: 100%;
  padding: 10px;
  background-color: #2e72b5;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  box-sizing: border-box;
}

#resin-hardener-form button:hover {
  background-color: #1e5796;
}