.flex {
  display: flex;
}

.flex1{
  flex: 1;
}

.flex-row {
  display: flex;
  flex-direction: row;
}

.flex-col {
  flex-direction: column;
}

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

.flex-h-right {
  display: flex;
  justify-content: flex-end;
}

.flex-h-center {
  display: flex;
  justify-content: center;
}

.flex-v-top {
  display: flex;
  align-items: flex-start;
}

.flex-v-bottom {
  display: flex;
  align-items: flex-end;
}

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

.flex-cc {
  display: flex;
  justify-content: center;
  align-items: center;
}