Align flex lines with CSS

Use the align-content property to align the flex lines. You can try to run the following code to implement the align-content property:


Live Demo

<!DOCTYPE html>
         .mycontainer {
            display: flex;
            background-color: RED;
            align-content: space-between;
            height: 150px;
            width: 600px;
            flex-wrap: wrap;
         .mycontainer > div {
            background-color: white;
            text-align: center;
            line-height: 40px;
            font-size: 25px;
            width: 100px;
            margin: 5px;
      <div class = "mycontainer">