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<!DOCTYPE html> <html> <head> <style> div#main { width: 220px; height: 300px; border: 1px solid black; display: flex; align-items: center; } div#main div { flex: 1; } </style> </head> <body> <h1>Change align-items with JavaScript</h1> <div id="main"> <div style="background-color:coral;">RED</div> <div style="background-color:lightblue;">BLUE</div> <div style="background-color:lightgreen;">Green div with more content.</div> </div> <p>Click the "Try it" button to set the value of the alignItems property to "flex-start"</p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { document.getElementById("main").style.alignItems = "flex-start"; } </script> </body> </html>
