body {
  font-family: Arial, sans-serif;
  background: #1e1e1e;
  color: #eee;
  padding: 40px;
}
.container {
  background: #2c2c2c;
  padding: 20px;
  max-width: 500px;
  margin: auto;
  border-radius: 12px;
  box-shadow: 0 0 15px rgba(0,0,0,0.5);
}
select {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border: none;
  border-radius: 6px;
}
input {
  width: 95%;
  padding: 10px;
  margin: 10px 0;
  border: none;
  border-radius: 6px;
} 
.submit-btn {
  background: #E19537;
  color: white;
  padding: 12px;
  border: none;
  width: 100%;
  border-radius: 6px;
  cursor: pointer;
  font-size: 16px;
}
code {
  background: #444;
  padding: 4px 6px;
  border-radius: 4px;
}