.flex-content::before {
      content: "";
      position: absolute;
      bottom: 0;
      z-index: 10;
      width: 100%;
      height: 10px;
      background-image: -webkit-radial-gradient(
        circle,
        transparent,
        transparent 10px,
        #dfe5ed 10px,
        #dfe5ed
      );
      background-image: -moz-radial-gradient(
        circle,
        transparent,
        transparent 10px,
        #dfe5ed 10px,
        #dfe5ed
      );
      background-image: radial-gradient(
        circle,
        transparent,
        transparent 10px,
        #dfe5ed 10px,
        #dfe5ed
      );
      background-size: 20px 20px;
      transform: rotate(180deg);
      -webkit-transform: rotate(180deg);
    }