$container-max-widths: (
  sm: 640px,
  md: 768px,
  lg: 1024px,
  xl: 1280px
) !default;
$theme-bg-light: lighten($theme-text-color-secondary, 65%);
$font-family-sans-serif: -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;
$gray-850: lighten($theme-text-color-secondary, 5%);
$header-height: 70px;