Fix spacing and html background color

- Add spacing before All Blog Posts section
- Apply background color to html (was white in dark theme)

assets/sass/_base.sass

@@ -1,4 +1,4 @@
-body
+html, body
     background-color: $background
 
 html.modal-open

exampleSite/config.toml

@@ -5,7 +5,7 @@ DefaultContentLanguage           = "en"                    # Default language fo
 # googleAnalytics                 = ""                       # https://gohugo.io/templates/internal/#google-analytics
 
 [params]
-    themeStyle                   = "light"                 # Choose "light" or "dark"
+    themeStyle                   = "dark"                 # Choose "light" or "dark"
     favicon                      = "/img/fav.ico"          # Path to favicon file
     showRSSButton                = false                   # Show rss button in navigation
     fadeIn                       = true                    # Turn on/off the fade-in effect

exampleSite/content/en/blog/_index.md

@@ -2,4 +2,4 @@
 title: "Blog"
 ---
 
-Here is some introduction text for my blog
+Here is some introduction text for my blog. This page uses the `layouts/blog/list.html` template. You can set this text by creating a `/blog/_index.md` file.

exampleSite/content/en/home/lorem.md

@@ -3,4 +3,4 @@ title: "Lorem Ipsum"
 weight: 1
 ---
 
-You can add more sections to the home page by adding file to `content/home/`
+You can add more sections to the home page by adding files to the `content/home/` folder.

exampleSite/resources/_gen/assets/sass/sass/style.sass_7642ba43b3212fd7d7ba324df3b88b0c.json

@@ -0,0 +1 @@
+{"Target":"css/main.css","MediaType":"text/css","Data":{}}

layouts/partials/home/blog.html

@@ -17,6 +17,10 @@
             {{ end }}
         {{ end }}
         {{ if .Site.Params.home.showAllPosts }}
+    </div>
+</div>
+<div class="section" id="all-posts">
+    <div class="container">
         <h2 class="title is-2 has-text-centered top-pad">{{ i18n "index_blog_allPosts" . }}</h2>
             {{ partialCached "blog/li.html" . }}
         {{ else }}