flex justify content to center code example

Example 1: flexbox center and space between

//You have to give an automatic margin to all the items inside the flex.
.flexbox {
       display: flex;
       justify-content:  space-between;
    }
    
    .flex-item {
       margin: auto;
    }

Example 2: how center content in css by using flex

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