Add Nextcloud theme

nextcloud/warengroup/custom.css

@@ -0,0 +1,32 @@
+/*
+Warén Group
+https://git.waren.io/warengroup/themes
+*/
+
+img {
+  max-width: 100%;
+}
+
+header#header {
+background-color: #000000dd !important;
+}
+
+#body-login, #firstrunwizard .firstrunwizard-header, #theming-preview {
+background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(/apps/theming/image/background?v=9);
+}
+
+#app-dashboard {
+background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(/apps/theming/image/background?v=9) !important;
+}
+
+#app-dashboard #welcome-widget .markdown-content em {
+color: var(--color-text-light);
+}
+
+#body-login footer {
+color: var(--color-primary-text);
+}
+
+#alternative-logins a.button[href="#body-login"] {
+font-weight: bold;
+}