#star {
    animation-name: floatingAround;
    animation-duration: 9s;
    animation-iteration-count: infinite;
    animation-fill-mode: forwards;

}


@keyframes floatingAround {
  /*start of animation*/  0% {
        transform: translateX(0px);
    }
    48% {
        transform: translateX(600px);
    }
    50% {
        transform: rotateY(180deg) translateX(-600px);

    }
    98% {
        transform: translateX(0px) rotateY(180deg);
    }
    100% {
        transform: translateX(0px);
    }
}