* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(10, 69, 10, 0.882));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #084b23;
}

.container {
  width: min(90%, 450px);
  background: rgba(255, 255, 255, 0.9);
  border-radius: 18px;
  box-shadow: 0 18px 35px rgba(20, 60, 30, 0.25);
  padding: 28px;
  border: 1px solid rgba(26, 49, 27, 0.2);
}

.title {
  text-align: center;
  font-size: 1.75rem;
  margin-bottom: 16px;
  color: #11551c;
  letter-spacing: 0.8px;
}

.country-currency-container {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  align-items: center;
}

select,
input[type='number'] {
  flex: 1;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #75c57a;
  background: #f6fff4;
  color: #1a4a1e;
  font-weight: 600;
  outline: none;
  transition: border-color 0.2s ease, transform 0.15s ease;
}

select:focus,
input[type='number']:focus {
  border-color: #228f32;
  transform: translateY(-1px);
}

.exchange-currency {
  text-align: center;
  font-size: 1rem;
  background: rgba(13, 104, 30, 0.851);
  border: 1px solid rgba(42, 125, 54, 0.4);
  padding: 10px 12px;
  border-radius: 8px;
  color: #fff;
}