center content in display flex code example

Example 1: css flex center

display: flex;
align-items: center;
justify-content: center;

Example 2: flexbox align right and left

.primary-nav {
    display:-webkit-flex;
    display:flex;
    list-style-type:none;
    padding:0;
    justify-content:flex-end;
}

.left {
    margin-right:auto;
}

Example 3: how center content in css by using flex

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

Example 4: center div css flex

section {
  width: 200px;
  border: 1px solid #2d2d2d;
  display: flex;
  justify-content: center;
}