.Content {
  z-index: 10;
  position: absolute;
  top: 40px;
  left: 40px;
  right: 40px;
  bottom: 40px;
  border: 1px solid rgb(204, 204, 204);
  background: rgb(255, 255, 255);
  overflow: auto;
  border-radius: 4px;
  outline: none;
  padding: 20px;
}

.ColumnsList {
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  justify-content: flex-start;
}