gn-self-center">
                    <img src="img/client-3.png" class="mx-auto d-block">
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                <div class="col-sm-4 col-md-2 py-2 align-self-center">
                    <img src="img/client-4.png" class="mx-auto d-block">
                </div>
                <div class="col-sm-4 col-md-2 py-2 align-self-center">
                    <img src="img/client-5.png" class="mx-auto d-block">
                </div>
                <div class="col-sm-4 col-md-2 py-2 align-self-cen