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           <!-- For large devices, cards can fit over image -->
           <div class="row text-center gy-2 card-group">
             <div class="col-md-4 d-none d-md-block mx-auto">
-              <div class="card card-animated shadow bg-silver-gradient">
+              <div class="card card-animated shadow bg-transparent">
                 <div class="card-body">
                   <h5 class="card-title" style="font-size: 4rem;"><a href="../programs/summer-science-seminars"><strong>Summer Science Seminars</strong></a></h5>
                   <h6 class="card-subtitle mb-2">3S</h6>