style.css

* {
    box-sizing: border-box;
    overflow: hidden;
}

body {
    margin: 0;
    padding: 0;
    color: white;
    font-family: "Press Start 2P", cursive;
    background: #171241; /* fallback for old browsers */
    background: -webkit-linear-gradient(
        to right,
        #24243e,
        #302b63,
        #0f0c29
    ); /* Chrome 10-25, Safari 5.1-6 */
    background: linear-gradient(
        to right,
        #24243e,
        #302b63,
        #0f0c29
    ); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
    text-align: center;
}

.fontload {
    display: none;
}

h1 {
    font-family: "Pacifico", cursive;
    font-size: 64px;
    position: absolute;
}

canvas {
    font-smooth: never;
    -webkit-font-smoothing: none;
    margin-bottom: 2rem;
}

.game {
    display: flex;
    height: 100vh;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 6rem;
}

.instructions {
    display: flex;
    width: 70vw;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    margin-left: 1rem;
    margin-right: 1rem;
}

.instructions-1,
.instructions-2 {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

span {
    font-size: 0.7rem;
}

img {
    margin: 1rem;
}

.arrows,
.space,
.algae,
.turtle {
    display: flex;
    justify-content: center;
    align-items: center;
}

.turtle img,
.algae img {
    margin-top: 0;
    margin-bottom: 1.2rem;
}

#preload-pacifico-font {
    font-family: "Pacifico";
    opacity: 0;
    height: 0;
    width: 0;
    display: inline-block;
}

#preloadfont {
    font-family: "Press Start 2P";
    opacity: 0;
    height: 0;
    width: 0;
    display: inline-block;
}