Sonar Bootstrap 4 Tutorial 4 - Varying Grid Sizes

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        .red {
            background-color: red;
        }

         .green {
            background-color: green;
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         .blue {
            background-color:blue;
        }


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        <div class="row">
            <div class="col-xs-12 col-sm-2 col-md-4 col-lg-3 col-xl-4 red">
                Hello World
            </div>
            <div class="col-xs-12 col-sm-4 col-md-6 col-lg-9 col-xl-8 green">
                Hello World
            </div>

            <div class="col-xs-12 col-sm-3 col-md-2 col-lg-3 col-xl-4 red">
                Hello World
            </div>
            <div class="col-xs-12 col-sm-2 col-md-6 col-lg-9 col-xl-8 green">
                Hello World
            </div>

            <div class="col-xs-12 col-sm-9 col-md-4 col-lg-3 col-xl-4 red">
                Hello World
            </div>
            <div class="col-xs-12 col-sm-12 col-md-6 col-lg-9 col-xl-8 green">
                Hello World
            </div>

        </div> <!-- row -->
    </div> <!--Container end -->


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