img.promotional {
        animation: pulse-animation 2s infinite;
      }
  
      img.promotional:hover {
        animation: pulse-animation-hover 2s infinite;
      }
  
  
      .promo {
        animation: anih5 infinite 3s;
        padding-left: 5px;
      }
  
      @keyframes anih5 {
  
        0% {
          display: none;
        }
  
        50% {
          color:red;
          display: inline-block;
        }
  
        75% {
          display: none;
        }
  
        100% {
          color:red;
          display: inline-block;
        }
      }
  
      .promotional:hover {
        color:red;
        text-decoration: underline;
        cursor:pointer;
      }
  
      @keyframes pulse-animation {
        0% {
          box-shadow: 0 0 0 0px rgba(0, 0, 0, 0.2);
        }
        100% {
          box-shadow: 0 0 0 20px rgba(0, 0, 0, 0);
        }
      }
  
      @keyframes pulse-animation-hover {
        0% {
          box-shadow: 0 0 0 0px rgba(255, 2, 2, 0.2);
        }
        100% {
          box-shadow: 0 0 0 20px rgba(255, 2, 2, 0);
        }
      }