add dark theme

README.md

@@ -1,5 +1,5 @@
 # gitea-github-theme
-An opinionated GitHub-based theme for Gitea
+Opinionated GitHub-based light and dark themes for Gitea
 
 Created and tested with Gitea v1.15.
 The theme might work with future versions though Gitea devs might change some CSS classes in the meantime and things might potentially look odd - just try yourself :)
@@ -26,4 +26,4 @@ I might update the theme over time to fix oversights and other issues - no guara
 |                           |                           |
 | :-----------------------: | :-----------------------: |
 | ![](figs/screenshot1.png) | ![](figs/screenshot2.png) |
-|                           |                           |
+| ![](figs/screenshot-dark1.png) | ![](figs/screenshot-dark2.png) ||

theme-github-dark.css

@@ -0,0 +1,143 @@
+:root {
+  --color-primary: #347d39;
+  --border-radius: 6px;
+  --color-body: #373e47;
+  --color-navbar: #22272e;
+  --color-footer: #22272e;
+  --color-text-light-2: #adbac7;
+  --color-text: #768390;
+  --color-box-body: #22272e;
+  --color-markup-code-block: #636e7b66;
+  --color-light: #22272e;
+  --color-button: #22272e;
+  --color-input-background: #22272e;
+  --color-box-header: #22272e;
+  --color-active: #22272e;
+}
+.ui.green.buttons .button,
+.ui.green.button {
+  background-color: #347d39;
+  color: #fff !important;
+}
+.repository.file.list #repo-files-table tbody .svg.octicon-file-directory,
+.repository.file.list #repo-files-table tbody .svg.octicon-file-submodule {
+  color: #768390;
+}
+a,
+.ui.breadcrumb a {
+  color: var(--color-text) !important;
+}
+.repo-title a {
+  color: #539bf5 !important;
+}
+
+.ui.table > thead > tr > th {
+  background: #636e7b1a;
+  color: #dbdbdb !important;
+}
+.repository.file.list #repo-files-table tr {
+  background: #22272e;
+}
+.repo-icon {
+  display: inline-block;
+  transform: scale(0.75);
+  margin-right: -0.05rem !important;
+}
+
+.repository.file.list #file-buttons .ui.button {
+  color: #fff !important;
+}
+
+.ui.basic.green.button,
+.ui.basic.green.buttons .button,
+.ui.basic.primary.button,
+.ui.basic.primary.buttons .button {
+  background-color: #22272e !important;
+  box-shadow: inset 0 0 0 1px rgba(34, 36, 38, 0.15) !important;
+  color: #dbdbdb !important;
+}
+.ui.basic.green.button:focus,
+.ui.basic.green.buttons .button:focus,
+.ui.basic.primary.button:focus,
+.ui.basic.primary.buttons .button:focus {
+  box-shadow: inset 0 0 0 0px #808080 !important;
+}
+.ui.basic.green.button:hover,
+.ui.basic.green.buttons .button:hover,
+.ui.basic.primary.button:hover,
+.ui.basic.primary.buttons .button:hover {
+  background-color: #22272e !important;
+}
+.ui.basic.green.button:hover,
+.ui.basic.green.buttons .button:hover,
+.ui.basic.primary.button:hover,
+.ui.basic.primary.buttons .button:hover {
+  box-shadow: inset 0 0 0 0px #808080 !important;
+}
+.issue.list {
+  list-style: none;
+  margin-top: 1rem;
+  background-color: #22272e;
+  border-radius: 6px;
+  padding: 3px 10px 3px 10px;
+}
+.ui.menu .item {
+  background-color: #22272e;
+}
+.ui.horizontal.segments > .segment {
+  background-color: #22272e;
+  border-radius: 6px;
+}
+.ui.attached.header {
+  border-radius: 6px;
+}
+.repository.file.list .repo-description {
+  color: #adbac7;
+}
+.commit-summary a.default-link {
+  color: #adbac7 !important;
+}
+.markup h1,
+.markup h2,
+.markup h3,
+.markup h4,
+.markup h5,
+.markup h6 {
+  color: #adbac7;
+}
+.markup code,
+.markup tt {
+  color: #adbac7;
+}
+.markup p,
+.markup blockquote,
+.markup details,
+.markup ul,
+.markup ol,
+.markup dl,
+.markup table,
+.markup pre {
+  color: #adbac7;
+}
+.repo-list-link {
+  color: #539bf5 !important;
+}
+.ui.menu.two.item .item {
+  border: 1px solid var(--color-secondary);
+}
+a,
+.push.news {
+  color: #a6aab5 !important;
+}
+.ui.header {
+  color: #a6aab5;
+}
+.repo-description {
+  color: #a6aab5 !important;
+}
+a.ui.label {
+  color: #adbac7 !important;
+}
+.ui.menu .item {
+  color: #adbac7;
+}