.animated {
  .contribution_to_the_brain {
    #brain {
      animation-name: brain_animation;
      animation-duration: 2s;
      animation-timing-function: linear;
      animation-iteration-count: infinite;
      transform-origin: 5000px 6000px;
    }

    .contribution_to_the_brain_st5 {
      animation-name: golden_arrow;
      animation-duration: 5s;
      animation-timing-function: linear;
      animation-iteration-count: infinite;
    }
  }
}

@keyframes brain_animation {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes golden_arrow {
  0% {
    fill: #ff0000;
  }
  50% {
    fill: #ffa900;
  }
  100% {
    fill: #ff0000;
  }
}
