@import url('https://fonts.googleapis.com/css?family=Roboto');

:root {
    --primary: #000;
    --background: #fff;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Roboto',sans-serif;
    background-color: var(--background);
    color: var(--primary);
    height: 100vh;
    overflow: hidden;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}