@media (--breakpoint-md) {

  .md-inline       { display: inline }
  .md-block        { display: block }
  .md-inline-block { display: inline-block }
  .md-table        { display: table }
  .md-table-cell   { display: table-cell }

  .md-overflow-hidden { overflow: hidden }
  .md-overflow-scroll { overflow: scroll }
  .md-overflow-auto   { overflow: auto }

  .md-left  { float: left }
  .md-right { float: right }

}