Answers for "vertical align content in div css"

css vertical align items in div

.flex-center-vertically {
  display: flex;
  justify-content: center;
  flex-direction: column;
  height: 400px;
}

how to center a div

margin:auto

vertical align into div

#parent {position: relative;}

#child {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    width: 50%;
    height: 30%;
    margin: auto;
}