*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --site-max-width: 1440px;
}

html {
  font-family: system-ui, "Segoe UI", Roboto, sans-serif;
}

body {
  display: flex;
  flex-direction: column;
  margin: 0;
  min-height: 100vh;
  color: #18181b;
  background: #f5f5f5;
}

main {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1rem 0rem 1rem;
  flex: 1;
}