
      border-radius: 50%;
      cursor: pointer;
    }

    .top-btn:hover {
      background-color: #0056b3;
    }

    .reveal {
      position: relative;
      opacity: 0;
    }

    .reveal.active {
      opacity: 1;
    }

    .active.fade-bottom {
      animation: fade-bottom 0.5s ease-in-out;
    }

    .active.fade-left {
      animation: fade-left 0.5s ease-in-out;
    }

    .active.fade-right {
      animation: fade-right 0.5s ease-in-out;
    }

    @keyframes fade-bottom {
      0% {
        t