Untitled

<!DOCTYPE html>
<html>

    <head>
        <meta charset="utf-8">
        <title>Dumb responsive landing</title>

        <link rel="stylesheet" href="styles/styles.css">

        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">

        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">

        <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>


    </head>

    <body>
        <div class='row'>

            <div class="col-xs-12 col-sm-6 col-lg-3">
                <div class='item'>1</div>
            </div>

            <div class="col-xs-12 col-sm-6 col-lg-3">
                <div class='item'>2</div>
            </div>

            <div class="col-xs-12 col-sm-6 col-lg-3">
                <div class='item'>3</div>
            </div>

            <div class="col-xs-12 col-sm-6 col-lg-3">
                <div class='item'>4</div>
            </div>

        </div>

    </body>

</html>