html,
body {
    width: 100vw;
    height: 100vh;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

html {
    flex-direction: column;
}

body {
    flex-direction: row;
    overflow: hidden;
    touch-action: none;
    background: #284262;
}

main {
    max-height: 100%;
    max-width: 100%;
}

canvas {
    max-width: 100%;
    max-height: 100%;
    margin: auto;
    overflow: auto;
    position: fixed;
    object-fit: contain;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
}

* {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    -moz-osx-font-smoothing: grayscale;
    -webkit-font-smoothing: antialiased;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}