img.fr-dib {
  margin: 0px auto;
  display: block;
  float: none;
  vertical-align: top;
}
img.fr-dib.fr-fil {
  margin-left: 0;
}
img.fr-dib.fr-fir {
  margin-right: 0;
}
img.fr-dii {
  display: inline-block;
  float: none;
  vertical-align: bottom;
  margin-left: 0px;
  margin-right: 0px;
  /*max-width: calc(100% - (2 * 5px));*/
}
img.fr-dii.fr-fil {
  float: left;
  margin: 0;
  /*max-width: calc(100% - 5px);*/
}
img.fr-dii.fr-fir {
  float: right;
  margin: 0;
  /*max-width: calc(100% - 5px);*/
}