html { box-sizing: border-box; }
*, *::before, *::after { box-sizing: inherit; }
body { margin: 0; font-family: var(--default-font-family); color: var(--text-color); }
audio { display: block; width: 100%; }

img,
picture {
  max-width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: var(--z-elevated);
}