core/auth/ui/static/base.css

:root {
  --color-surface: #d6d6d6;
  --color-ink: #3a3a3a;
  --color-action: #7f9f7f;
  --color-identity: #d4888d;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --font-mono: "Hack", ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
  color: var(--color-ink);
  background: var(--color-surface);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
}

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

html {
  min-width: 0;
  margin: 0;
  padding: 0;
  background: var(--color-surface);
  color: var(--color-ink);
  scroll-behavior: smooth;
}

body {
  min-width: 0;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  background: var(--color-surface);
  color: var(--color-ink);
}

button,
input,
select,
textarea {
  max-width: 100%;
  border-radius: 0;
  color: inherit;
  font: inherit;
}

button,
input,
select,
textarea,
a {
  min-height: 44px;
}

button,
a {
  min-width: 44px;
}

button {
  cursor: pointer;
}

input,
select,
textarea {
  width: 100%;
}

a {
  color: inherit;
  overflow-wrap: anywhere;
  text-decoration-thickness: 0.12em;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 0.2em;
}

:focus-visible {
  outline: 2px solid var(--color-ink);
  outline-offset: 2px;
}

h1,
h2,
p,
li,
label,
strong,
code {
  overflow-wrap: anywhere;
}

code {
  color: inherit;
  font-family: inherit;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0s !important;
    animation-duration: 0s !important;
    animation-iteration-count: 1 !important;
  }
}