: 0 5px 5px red

    }
</style>
<body>
    <div class="score hide">score :</div>
    <div class="startscreen ">click to start </div>
    <div class="gamearea hide"></div>
</body>
<script>
    let score=document.querySelector('.score');
    let startscreen=document.querySelector('.startscreen');
    let gamearea=document.querySelector('.gamearea');
    let speed=4;
    let speed1=5;
    let score1=0;
    let carcolor=1;
    let music =new Audio('music.mp3');
    let crash=new Audio('crash.w