public/style.css

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background: #f0f2f5;
}

.container {
  max-width: 600px;
  margin: 50px auto;
  padding: 30px;
  background: white;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

input[type="text"] {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 16px;
}

button {
  background: #1a73e8;
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 5px;
  cursor: pointer;
  width: 100%;
  font-size: 16px;
}

button:hover {
  background: #1557b0;
}

.result-box {
  padding: 20px;
  background: #f8f9fa;
  border-radius: 5px;
  margin: 20px 0;
}

.error-box {
  background: #ffe3e3;
  color: #dc3545;
  padding: 20px;
  border-radius: 5px;
}