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

::-moz-focus-inner {
  border-style: none;
  padding: 0;
}
:-moz-focusring {
  outline: 1px dotted ButtonText;
}
:-moz-ui-invalid {
  box-shadow: none;
}

:root {
  --line-height: 1.3rem;
  --grid-height: 0.65rem;
}

html {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-size: 16px;
  line-height: var(--line-height);
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Oxygen,
    Ubuntu,
    Cantarell,
    "Fira Sans",
    "Droid Sans",
    "Helvetica Neue",
    Arial,
    sans-serif,
    "Apple Color Emoji",
    "Segoe UI Emoji",
    "Segoe UI Symbol";
  -webkit-text-size-adjust: 100%;
  -moz-tab-size: 4;
  -o-tab-size: 4;
  tab-size: 4;
}

body {
  margin: 0 auto;
  padding: 0 1rem;
}

img {
  max-width: 100%;
  height: auto;
}

b,
strong {
  font-weight: bold;
}

code,
kbd,
samp,
pre {
  font-family: monospace;
}

code,
kbd,
samp {
  border: 2px solid var(--code);
}

pre > code {
  background-color: inherit;
  padding: 0;
  border: none;
  border-radius: 0;
}

code {
  font-size: 90%;
  border-radius: 0.3rem;
  padding: 0.025rem 0.3rem;
  border: 1px solid var(--border);
}

pre {
  border: 1px solid var(--border);
  padding: var(--grid-height);
  border-radius: 1px;
  overflow-x: auto;
}

h1,
h2,
h3,
h4 {
  font-style: normal;
  font-size: 1rem;
  font-weight: bold;
  line-height: var(--line-height);
  margin: 0 0 var(--grid-height) 0;
  padding: 0;
  border: 0;
}

path {
  fill: var(--text-color);
}

a {
  text-decoration: none;
  color: var(--text-color);
}

a:hover,
a:visited:hover {
  color: var(--visited);
  text-decoration: underline;
}

a:visited {
  color: var(--text-color);
}

header {
  margin: 1rem auto;
}

p {
  margin-top: var(--line-height);
  margin-bottom: var(--line-height);
}

footer {
  text-align: center;
}

.font-bold {
  font-weight: bold;
}

.mono {
  font-family: monospace;
}

.text-sm {
  font-size: 0.8rem;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.m-0 {
  margin: 0;
}

.mb {
  margin-bottom: var(--grid-height);
}

.mb-0 {
  margin-bottom: 0;
}

.my {
  margin-top: var(--grid-height);
  margin-bottom: var(--grid-height);
}

.px {
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.py {
  padding-top: var(--grid-height);
  padding-bottom: var(--grid-height);
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

.gap {
  gap: var(--grid-height);
}

.gap-2 {
  gap: var(--line-height);
}

.group {
  display: flex;
  flex-direction: column;
  gap: var(--grid-height);
}

.group-2 {
  display: flex;
  flex-direction: column;
  gap: var(--line-height);
}

.flex-1 {
  flex: 1;
}

.box {
  border: 2px solid var(--grey-light);
  padding: var(--grid-height);
}

.border-b {
  border-bottom: 1px solid var(--border);
}

.border-b:last-child {
  border-bottom: 0;
}

.box {
  margin: 1rem 0;
  padding: var(--grid-height);
  border: 1px solid var(--border);
}

.border-visited {
  border-color: var(--visited);
}

.tree-size {
  width: 60px;
  text-align: right;
}

.tree-path {
  text-wrap: wrap;
}

.sticky {
  position: sticky;
  top: 0;
  left: 0;
  background-color: var(--bg-color);
}

.white-space-bs {
  white-space: break-spaces;
}

.btn-nav {
  border-radius: 4px;
  padding: 6px 10px;
  border: 1px solid var(--border);
}

.btn-nav:hover, .btn-active {
  border-color: var(--visited);
  text-decoration: none;
  color: var(--text-color);
}

@media only screen and (max-width: 900px) {
  body {
    padding: 0 0.5rem;
  }

  header {
    margin: 0;
  }

  .flex-collapse {
    flex-direction: column;
  }

  .tree-commit {
    display: none;
  }
}