unbreak responsiveness

_config.yml

@@ -21,8 +21,8 @@ description: >- # this means to ignore newlines until "baseurl:"
   This is a default LCSB Jekyll template.
 baseurl: "/jekyll-theme-lcsb-default" # the subpath of your site, e.g. /blog
 url: "" # the base hostname & protocol for your site, e.g. http://example.com
-twitter_username: uni_lu
-facebook_username: uni.lu
+#twitter_username: uni_lu
+#facebook_username: uni.lu
 
 # Build settings
 markdown: kramdown

_sass/minima/_base.scss

@@ -170,7 +170,7 @@ pre {
 
 
 .main {
-  width: $content-width;
+  max-width: $content-width;
   margin-right: auto;
   margin-left: auto;