@media screen and (max-width: 767px) {
  .single-post.entry-content .tenweb-intro {
    padding: 20px;
    text-align: center;
  }
  .single-post.entry-content .tenweb-intro .intro_title {
    font-size: 20px;
    line-height: 30px;
  }
  .single-post.entry-content .tenweb-intro .intro_content {
    font-size: 14px;
    line-height: 24px;
  }
}