Set container in layout

app/views/contests/index.html.slim

@@ -1,24 +1,23 @@
-.container.mt-5
-  - if authenticated?
-    .float-end.ms-3
-      = button_to "Log out", session_path, method: :delete
-    .float-end.mt-1
-      = link_to "Settings", user_path(@user)
+- if authenticated?
+  .float-end.ms-3
+    = button_to "Log out", session_path, method: :delete
+  .float-end.mt-1
+    = link_to "Settings", user_path(@user)
 
-  h1 Welcome!
+h1 Welcome!
 
-  .alert.alert-primary role="alert"
-    | This is a brand new website!
+.alert.alert-primary role="alert"
+  | This is a brand new website!
 
-  h4.mt-4 Manage your contests
+h4.mt-4 Manage your contests
 
-  - @contests.each do |contest|
-    .card.mb-2
-      .card-body
-        .card-title
-          = contest.name
-        a.btn.btn-primary href=contest_path(contest)
-          | Open
+- @contests.each do |contest|
+  .card.mb-2
+    .card-body
+      .card-title
+        = contest.name
+      a.btn.btn-primary href=contest_path(contest)
+        | Open
 
-  a.btn.btn-primary.mt-4 href=new_contest_path
-    | Create a new contest
+a.btn.btn-primary.mt-4 href=new_contest_path
+  | Create a new contest

app/views/contests/show.html.slim

@@ -1,5 +1,4 @@
-.container.mt-5
-  h1 Contest: "#{@contest.name}"
+h1 Contest: "#{@contest.name}"
 
-  a.btn.btn-primary href=root_path
-    | Back to all contests
+a.btn.btn-primary href=root_path
+  | Back to all contests