@font-face {
  font-family: 'Roboto Flex';
  font-style: oblique 0deg 10deg;
  font-weight: 100 1000;
  font-stretch: 25% 151%;
  font-display: swap;
  src: url('RobotoFlex.woff2') format('woff2');
}

:root {
  --background-color: #777;
}

body {
  font-family: "Roboto Flex", sans-serif;
  font-optical-sizing: auto;
}

.wrapper {
  column-count: 2;
  margin-top: 1em;
}

section[id] {
  background-color: var(--background-color);
  padding: 1em;

  &#black {
    color: black;  
  }
  &#white {
    color: white;  
  }
}

dt {
  font-weight: 600;
}