body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100vh;
    font-family: 'Operator Mono', 'Inconsolata', monospace;
    font-weight: bold;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

* {
    box-sizing: border-box;
}