.resizable {
  border-bottom: 3px double #d6dfe9;
  padding-bottom: 5px;
  
  position: relative;
}

.block_fullscreen .resizable {
  border: none;
  
  position: absolute;
  left: 0px;
  top: 0px;
  height: 100%;
  width: 100%;
}

.resizable-vrt {
  cursor: row-resize;
  
  position: absolute;
  bottom: -5px;
  width: 100%;
  height: 10px;
}

.block_fullscreen .resizable-vrt {
  display: none;
}