/* 桌面端 */
@media screen and (min-width: 1200px) {
  .container {
    max-width: 1140px;
  }
}

/* 平板端 */
@media screen and (max-width: 992px) {
  .sidebar {
    display: none;
  }
  .main-content {
    width: 100%;
  }
}

/* 移动端 */
@media screen and (max-width: 768px) {
  .post-content {
    padding: 0 10px;
  }
  .post-title {
    font-size: 1.3rem;
  }
}