* {
   margin: 0;
   padding: 0;
   box-sizing: border-box; 
}

p {
    font-family: 'Press Start 2P', cursive;
    padding-top: 1.5%;
    text-align: center;
    color: #000;
}

.game-board {
    width: 100%;
    height: 500px;
    border-bottom: 15px solid rgb(35, 160, 35);
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    background: linear-gradient(#87CEEB, #E0F6FF);
}

.pipe {
    position: absolute;
    bottom: 0;
    width: 80px;
    animation: pipe-animation 2.2s infinite linear; 
}

.mario {
    width: 150px;
    position: absolute;
    bottom: 0;
}

.jump {
    animation: jump 500ms ease-out;
    
}

.clouds {
    position: absolute;
    width: 550px;
    animation: clouds-animation 20s infinite linear;
}

@keyframes pipe-animation {
    from {
        right: -80px;
    }

    to {
        right: 100%;
    }
   
}

@keyframes jump {

    0% {
        bottom: 0;
    }

    40% {
        bottom: 180px;
    }

    50% {
        bottom: 180px;
    }

    60% {
        bottom: 180px;
    }

    100% {
        bottom: 0;
    }

}

@keyframes clouds-animation {
    from {
        right: -500px;
    }

    to {
        right: 100%;
    }
    
}