#car {
    width: 500px;
    height: auto;
}

#car {
    animation-name: drivingAround;
    animation-duration: 6s;
    animation-fill-mode: forwards;
    animation-iteration-count: infinite ;
  }
  
  @keyframes drivingAround {

    0% {
        transform: translateX(0px);
    }

    48% {
        transform: translateX(600px);
    } 

    50% {
        transform: rotateY(180deg) translateX(-600px);
    }

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

    100% {
        transform: translateX(0px);
    }
  } 
  
  /* solution for 2d transform challenge*/
  article {
    position: relative;
  }
  article section {
    position: absolute;
    top: 2.44em;
    width: 700px;
    left: -700px;
    padding: 0 1em 0.5em 0.5em;
    background-color: rgba(16, 16, 16, 0.95);
    transition: transform 0.5s;
  }
  article section nav {
    width: 110%;
    text-align: right;
    background-color: rgba(16, 16, 16, 0.95);
    padding: 0.5em;
  }
  
  .visible {
    transform: translateX(690px);
  }