input {
  width: 100%;
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 5px;
  font-size: 16px;
}

input:focus {
  border-color: #3692ff;
  outline: none;
}

.form-container {
  max-width: 400px;
  margin: auto;
  padding: 20px;
  background: #f9f9f9;
  border-radius: 8px;
  box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
}