app/views/layouts/application.html.erb
<!DOCTYPE html>
<html>
<head>
<title><%= @title || "MultiMeet" %></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<%= stylesheet_link_tag 'application', media: 'all', 'data-turbolinks-track' => true %>
<%= csrf_meta_tags %>
<link rel="icon" type="image/png" href="/logo.png">
<%= javascript_include_tag 'application', 'data-turbolinks-track' => true %>
<% if content_for? :for_head %>
<%= yield :for_head %>
<% end %>
</head>
<body>
<%= yield %>
</body>
</html>