* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background: #f5f7fa;
  padding: 20px;
}

.container {
  max-width: 1200px;
  margin: auto;
  background: #fff;
  padding: 30px;
  box-shadow: 0 0 15px rgba(0,0,0,0.1);
  border-radius: 8px;
}

h2, h3 {
  text-align: center;
  color: #333;
  margin-bottom: 20px;
}

.form {
  margin-bottom: 40px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: 5px;
  font-weight: 500;
  color: #555;
}

.form-group input,
.form-group select {
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
  font-size: 14px;
}

.btn {
  display: block;
  width: 100%;
  margin-top: 30px;
  padding: 12px;
  background: #007bff;
  color: white;
  border: none;
  font-size: 16px;
  border-radius: 5px;
  cursor: pointer;
  transition: 0.3s ease;
}

.btn:hover {
  background: #0056b3;
}

.login-box {
  text-align: center;
  margin-top: 40px;
}

.login-box form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-width: 300px;
  margin: 0 auto;
}

.login-box input {
  padding: 10px;
  font-size: 14px;
  border-radius: 5px;
  border: 1px solid #ccc;
}