* { box-sizing: border-box; margin: 0; padding: 0; } body { font-family: Arial, sans-serif; text-align: center; margin: 0 auto; font-size: 1rem; max-width: 600px; } h1, h2, h3, h4, h5, h6 { font-family: "Open Sans", "Noto Sans", Times, serif; } /* 1. Use a more-intuitive box-sizing model */ *, *::before, *::after { box-sizing: border-box; } /* 2. Remove default margin */ * { margin: 0; } body { /* 3. Add accessible line-height */ line-height: 1.5; /* 4. Improve text rendering */ -webkit-font-smoothing: antialiased; } /* 5. Improve media defaults */ img, picture, video, canvas, svg { display: block; max-width: 100%; } /* 6. Inherit fonts for form controls */ input, button, textarea, select { font: inherit; } /* 7. Avoid text overflows */ p, h1, h2, h3, h4, h5, h6 { overflow-wrap: break-word; } /* 8. Improve line wrapping */ p { text-wrap: pretty; } h1, h2, h3, h4, h5, h6 { text-wrap: balance; } /* 9. Create a root stacking context */ #root, #__next { isolation: isolate; } input, button, textarea, select { font: inherit; }