slidev-theme-narduin/styles/reset.css

/* RESET */

:root {
  --font-tnum: 'tnum' on;
}

* {
  /* Remove default margin on everything */
  margin: 0;
  /* Remove default padding on everything */
  padding: 0;
  /* Calc `em` based line height, bigger line height for smaller font size and smaller line height for bigger font size: https://kittygiraudel.com/2020/05/18/using-calc-to-figure-out-optimal-line-height/ */
  line-height: calc(0.25rem + 1em + 0.25rem);
}

/* Use a more-intuitive box-sizing model on everything */
*,
::before,
::after {
  box-sizing: border-box;
}

/* Remove border and set sensible defaults for backgrounds, on all elements except fieldset progress and meter */
*:where(:not(fieldset, progress, meter)) {
  border-width: 0;
  border-style: solid;
  background-origin: border-box;
  background-repeat: no-repeat;
}
@supports (font-variant-numeric: tabular-nums) {
  html {
    --font-tnum: '____';
    font-variant-numeric: tabular-nums;
  }
}
html {
  /* Allow percentage-based heights in the application */
  block-size: 100%;
  /* Making sure text size is only controlled by font-size */
  -webkit-text-size-adjust: none;
  /* Improve text rendering */
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: var(--font-tnum);
}

/* Smooth scrolling for users that don't prefer reduced motion */
@media (prefers-reduced-motion: no-preference) {
  html:focus-within {
    scroll-behavior: smooth;
  }
}

body {
  overflow-x: hidden;
  font-weight: normal;
  /* Allow percentage-based heights in the application */
  min-block-size: 100%;
  /* https://www.sarasoueidan.com/blog/safari-fluid-typography-bug-fix/ */
  -webkit-marquee-increment: 0vw;
}

/* Improve media defaults */
:where(img, svg, video, canvas, audio, iframe, embed, object) {
  display: block;
}
:where(img, svg, video) {
  block-size: auto;
  max-inline-size: 100%;
}

:where(details) {
  cursor: pointer;
}

/* Remove stroke and set fill colour to the inherited font colour */
:where(svg) {
  stroke: none;
  fill: currentColor;
}

/* Set a size for SVG's without a width attribute */
:where(svg):where(:not([width])) {
  inline-size: 5rem;
}

/* Remove built-in form typography styles */
:where(input, button, textarea, select),
:where(input[type='file'])::-webkit-file-upload-button {
  color: inherit;
  font: inherit;
  font-size: inherit;
  letter-spacing: inherit;
}

/* Change textarea resize to vertical only and block only if the browser supports that */
:where(textarea) {
  resize: vertical;
}
@supports (resize: block) {
  :where(textarea) {
    resize: block;
  }
}

/* Avoid text overflows */
:where(h1, h2, h3) {
  line-height: 1.1;
}
:where(p, h1, h2, h3, h4, h5, h6) {
  overflow-wrap: break-word;
}

/* Remove list styles on ul, ol elements with a list role, which suggests default styling will be removed */
:where(ul, ol)[role='list'] {
  list-style: none;
}

/* More readable underline style for anchor tags without a class. This could be set on anchor tags globally, but it can cause conflicts. */
a:not([class]) {
  text-decoration-skip-ink: auto;
}

/* Make it clear that interactive elements are interactive */
:where(
  a[href],
  area,
  button,
  input,
  label[for],
  select,
  summary,
  textarea,
  [tabindex]:not([tabindex*='-'])
) {
  cursor: pointer;
  touch-action: manipulation;
}
:where(input[type='file']) {
  cursor: auto;
}
:where(input[type='file'])::-webkit-file-upload-button,
:where(input[type='file'])::file-selector-button {
  cursor: pointer;
}

/* Animate focus outline */
@media (prefers-reduced-motion: no-preference) {
  :focus-visible {
    transition: outline-offset 145ms cubic-bezier(0.25, 0, 0.4, 1);
  }
  :where(:not(:active)):focus-visible {
    transition-duration: 0.25s;
  }
}
:where(:not(:active)):focus-visible {
  outline-offset: 2px;
}

/* Make sure users can't select button text */
:where(
  button,
  button[type],
  input[type='button'],
  input[type='submit'],
  input[type='reset']
),
:where(input[type='file'])::-webkit-file-upload-button,
:where(input[type='file'])::file-selector-button {
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  user-select: none;
  text-align: center;
}

/* Disabled cursor for disabled buttons */
:where(
    button,
    button[type],
    input[type='button'],
    input[type='submit'],
    input[type='reset']
  )[disabled] {
  cursor: not-allowed;
}

/* END RESET */