Adding /src folder

Author: ttelang

src/css/base.css

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+*,
+*::before,
+*::after {
+  box-sizing: inherit;
+}
+
+html {
+  box-sizing: border-box;
+  font-size: var(--body-font-size);
+  height: 100%;
+  scroll-behavior: smooth;
+}
+
+@media screen and (min-width: 1024px) {
+  html {
+    font-size: var(--body-font-size--desktop);
+  }
+}
+
+body {
+  background: var(--body-background);
+  color: var(--body-font-color);
+  font-family: var(--body-font-family);
+  line-height: var(--body-line-height);
+  margin: 0;
+  tab-size: 4;
+  word-wrap: anywhere; /* aka overflow-wrap; used when hyphens are disabled or aren't sufficient */
+}
+
+a {
+  text-decoration: none;
+}
+
+a:hover {
+  text-decoration: underline;
+}
+
+a:active {
+  background-color: none;
+}
+
+code,
+kbd,
+pre {
+  font-family: var(--monospace-font-family);
+}
+
+b,
+dt,
+strong,
+th {
+  font-weight: var(--body-font-weight-bold);
+}
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+sup {
+  top: -0.5em;
+}
+
+em em { /* stylelint-disable-line */
+  font-style: normal;
+}
+
+strong strong { /* stylelint-disable-line */
+  font-weight: normal;
+}
+
+button {
+  cursor: pointer;
+  font-family: inherit;
+  font-size: 1em;
+  line-height: var(--body-line-height);
+  margin: 0;
+}
+
+button::-moz-focus-inner {
+  border: none;
+  padding: 0;
+}
+
+summary {
+  cursor: pointer;
+  -webkit-tap-highlight-color: transparent;
+  outline: none;
+}
+
+table {
+  border-collapse: collapse;
+  word-wrap: normal; /* table widths aren't computed as expected when word-wrap is enabled */
+}
+
+object[type="image/svg+xml"]:not([width]) {
+  width: fit-content;
+}
+
+::placeholder {
+  opacity: 0.5;
+}
+
+@media (pointer: fine) {
+  @supports (scrollbar-width: thin) {
+    html {
+      scrollbar-color: var(--scrollbar-thumb-color) var(--scrollbar-track-color);
+    }
+
+    body * {
+      scrollbar-width: thin;
+      scrollbar-color: var(--scrollbar-thumb-color) transparent;
+    }
+  }
+
+  html::-webkit-scrollbar {
+    background-color: var(--scrollbar-track-color);
+    height: 12px;
+    width: 12px;
+  }
+
+  body ::-webkit-scrollbar {
+    height: 6px;
+    width: 6px;
+  }
+
+  ::-webkit-scrollbar-thumb {
+    background-clip: padding-box;
+    background-color: var(--scrollbar-thumb-color);
+    border: 3px solid transparent;
+    border-radius: 12px;
+  }
+
+  body ::-webkit-scrollbar-thumb {
+    border-width: 1.75px;
+    border-radius: 6px;
+  }
+
+  ::-webkit-scrollbar-thumb:hover {
+    background-color: var(--scrollbar_hover-thumb-color);
+  }
+}

src/css/body.css

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+@media screen and (min-width: 1024px) {
+  .body {
+    display: flex;
+  }
+}

src/css/breadcrumbs.css

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+.breadcrumbs {
+  display: none;
+  flex: 1 1;
+  padding: 0 0.5rem 0 0.75rem;
+  line-height: var(--nav-line-height);
+}
+
+@media screen and (min-width: 1024px) {
+  .breadcrumbs {
+    display: block;
+  }
+}
+
+a + .breadcrumbs {
+  padding-left: 0.05rem;
+}
+
+.breadcrumbs ul {
+  display: flex;
+  flex-wrap: wrap;
+  margin: 0;
+  padding: 0;
+  list-style: none;
+}
+
+.breadcrumbs li {
+  display: inline;
+  margin: 0;
+}
+
+.breadcrumbs li::after {
+  content: "/";
+  padding: 0 0.5rem;
+}
+
+.breadcrumbs li:last-of-type::after {
+  content: none;
+}