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<!DOCTYPE html> <html> <head> <style> #container { width: 80%; aspect-ratio: 4/1; border: 1px solid #000000; display: grid; grid-template-columns: 1fr 1fr 1fr; justify-items: space-around; } #container div { width: 50%; aspect-ratio: 1; } </style> </head> <body> <h1>Change justify-items with JavaScript</h1> <div id="container"> <div style="background-color:coral;"></div> <div style="background-color:lightblue;"></div> <div style="background-color:pink;"></div> </div> <p>Click the "Try it" button to set the value of the justifyItems property to "center". This makes grid items align center within their own grid cell.</p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { document.getElementById("container").style.justifyItems = "center"; } </script> </body> </html>
