.container {
  width: 90%;
  max-width: 500px;
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

h2 {
  text-align: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
  color: #333;
}

.form-group {
  margin-bottom: 16px;
}

label {
  font-size: 0.9rem;
  font-weight: bold;
  color: #555;
  display: block;
  margin-bottom: 6px;
}

input,
textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
  transition: 0.3s;
}

input:focus,
textarea:focus {
  border-color: #007bff;
  outline: none;
  box-shadow: 0 0 5px rgba(0, 123, 255, 0.3);
}

textarea {
  resize: none;
  height: 200px;
}

button {
  width: 100%;
  padding: 12px;
  background: #007bff;
  color: #fff;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s;
  margin-top: 5px;
}

button:hover {
  background: #0056b3;
}

/* 태블릿 이상 화면에서 약간 더 넓게 */
@media (min-width: 768px) {
  .container {
    max-width: 500px;
  }
}