@media (max-width: 750px) {
  #content .post{width: 675px; padding-left: 60px;}
  .date-meta img{display: block; margin: 0 auto}
  #content p {
    font-size: 16px;
    line-height: 32px;
  }

  .wp-caption.alignright{float: none; margin: 0 auto; display: block; margin: 0 auto 10px}
  .wp-caption.alignleft{float: none; margin: 0 auto; display: block; margin: 0 auto 10px}
}