style.css

*{
    margin:0;
    padding: 0;
}
body{
    overflow: hidden;
}

.tag{
    font-size: 72px;
   font-weight: bold;
   text-align: center;

   font-family: 'Lobster', cursive;

   text-shadow: 2px 2px white;
}
.gamecontainer
{
    background-image: url('https://image.freepik.com/free-vector/mars-landscape-alien-planet-martian-background_107791-1781.jpg');

    background-repeat: no-repeat;
    
    background-size: 100vw 100vh;
    height: 100vh;
    width: 100%;
}

.bheem{
    background-image: url('https://qph.fs.quoracdn.net/main-qimg-adab2bd9cf8b364d6c87ccd6590fe8f1.webp');
    background-repeat: no-repeat;
    position: absolute;
    width: 248px;
    height: 183px;
    background-size: cover;
    bottom: 2vh;
    left: 3vw;
     
}

.hulk{
    background-image: url('https://dragonza.io/static/7ce6412c493fa05200bc9ea168a1719b/46604/logo-dragon.png');

    background-repeat: no-repeat;
    position: absolute;
    width: 156px;
    height: 150px;
    background-size: cover;
    bottom: 2vh;
    left: 30vw;
}

.animatebheem{
    animation: movebheem 0.6s linear;
}
@keyframes movebheem{
    0%{
        bottom: 0;
    }

    50%{
         bottom: 40vh;
    }

    100%{
        bottom: 0;
    }
}
 
.obsticalemove{
    animation: obsticalemove 4s linear infinite;
}
.gameover{
    display:flex;
    width: fit-content;
    margin:auto;
    font-size: larger;
    font-family: 'Lobster', cursive;
    margin-top: 15%;
    transform: scale(9)
}
@keyframes obsticalemove{
    0%{
        left:100vw;
    }

    100%{
        left:-10vw;

    }
}

#scorecount{
    display:flex;
    width: fit-content;
    position: absolute;
    right: 0;
    top:0;
    font-size: larger;
    font-family: 'Lobster', cursive;
    margin-top:3vh;
    margin-right: 4vw;
    color: white;
     background-color: black;
    transform: scale(2.3);
   
}