#mam-main-display {
  width: calc(100%);
  height: calc(100%); 
  overflow-x: auto;
  overflow-y: hidden;

  background: blue;
  /*outline: 1px dotted red;*/
}


.mam-stream-column {
  height: calc(100%);
  display: inline-block;
  overflow-x: hidden;
  overflow-y: hidden;
  white-space: normal;
  margin-left: 5px;
}