Styling and layout for docs

docs/_static/css/custom.css

@@ -0,0 +1,22 @@
+/*
+ * yaclog: yet another changelog tool
+ * Copyright (c) 2021. Andrew Cassidy
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+.rst-content .toctree-wrapper:not(:last-child) ul {
+   margin-bottom: 0;
+   /* make adjacent toctrees appear to merge */
+}