Bundle of small fixes (#355)

* Bundle of small fixes

![bundle of small fixes](https://i.imgur.com/IkPE3uP.png)

- List items in project body may overflow
- Reduce margin between pagination buttons for better mobile support
- Prevent titles from overflowing in search for better mobile support
- Don't show ThisOrThats with only one item
- Fix style inconsistencies on homepage
- Add more links to homepage to docs, GH, and discord, so they can't be missed

* Appease lint

* Dryer lint isn't even the worst type of lint. It's this.

components/ui/ThisOrThat.vue

@@ -1,5 +1,5 @@
 <template>
-  <div class="styled-tabs">
+  <div v-if="items.length !== 1" class="styled-tabs">
     <button
       v-for="item in items"
       :key="item"