css-defaults.css

/*
  1. Use a more-intuitive box-sizing model.
*/
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
}

/* 2. Reset default margins */
body, br, li, dt, dd, th, td, option {
  margin-block-start: 0;
}

/*
  3. Allow percentage-based heights in the application
*/
html {
  height: 100%;
}

body {
  min-height: 100%;
}

/*
  4. Improve the typography across the site.
*/
body {
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* 5. Make images easier to work with */
img,
picture {
  max-width: 100%;
  display: block;
}

/* 6. Inherit fonts for inputs and buttons */
input, button, textarea, select {
  font: inherit;
}

/* 7. Inherit link color */
a, a:visited {
  color: inherit;
}

/*
  8. Create a root stacking context
*/
#root {
  isolation: isolate;
}