image list fix height image css code example

Example: product list fix height image css

<div class="container">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
    <img width="400" height="400" src="http://i.stack.imgur.com/aEEkn.png">
</div>