div.e-content img {
    border: 1px solid black;
    /*display: block;
    margin-left: auto;
    margin-right: auto;*/
    vertical-align: top;
   /*max-width: 350px;*/
    margin: 10px;
}
body.images-as-block div.e-content img {
  display: block;
}

body.images-no-border div.e-content img {
  border: 0;
}