style.css

/* Global background and font */
body {
  background-color: #eef6fb; /* light blue tone */
  font-family: 'Inter', sans-serif;
  color: #1f2937;
}

/* Card layout for inputs and outputs */
.card {
  background-color: #ffffff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.06);
  margin-bottom: 20px;
}

/* Dropdown and textbox styling */
.dropdown select, .textbox textarea {
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
  padding: 10px;
  border-radius: 8px;
  color: #111827;
  width: 100%;
}

/* Output textbox */
.output textarea {
  background-color: #f3f4f6;
  border: none;
  padding: 10px;
  border-radius: 8px;
  color: #1f2937;
  width: 100%;
}

/* Submit button styling */
.submit-button {
  background-color: #2563eb;
  color: white;
  font-weight: bold;
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  margin-top: 10px;
  transition: background-color 0.3s ease;
  width: 100%;
}

.submit-button:hover {
  background-color: #1e40af;
}