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

body {
    height: 100vh;
    width: 100vw;
}

.background {
    height: 100vh;
    width: 100vw;
    background-color: rgb(253, 255, 236);
}

.bird {
    height: 100px;
    width: 160px;
    position: fixed;
    top: 40vh;
    left: 30vw;
    z-index: 100;
}

.pipe_sprite {
    position: fixed;
    top: 40vh;
    left: 100vw;
    height: 70vh;
    width: 6vw;
    background-color: rgb(255, 153, 0);
}

.message {
    position: fixed;
    z-index: 10;
    height: 10vh;
    font-size: 10vh;
    font-weight: 100;
    color: black;
    top: 12vh;
    left: 20vw;
    text-align: center;
}

.score {
    position: fixed;
    z-index: 10;
    height: 10vh;
    font-size: 10vh;
    font-weight: 100;
    color: rgb(218, 32, 32);
    top: 0;
    left: 0;
}

.score_val {
    color: rgb(255, 0, 0);
}