.hide {
  display: none;
}

.flex {
  display: flex;
  align-items: center;
}

.start {
  justify-content: flex-start;
}

.end {
  justify-content: flex-end;
}

.center {
  justify-content: center;
}

.left {
  justify-content: flex-start;
}

.space_around {
  justify-content: space-around;
}

.space_between {
  justify-content: space-between;
}

.row {
  flex-direction: row;
}

.column {
  flex-direction: column;
}

.wrap {
  flex-wrap: wrap;
}