how to align flex children to center code example

Example 1: center wrapped flex children

.container {
  display: flex;
  
  justify-content: space-around;
  /* OR */
  justify-content: space-evenly;
}

Example 2: how center content in css by using flex

display: flex;
    width: 60%;
    justify-content: center;
    margin: 0 auto;