app/views/devise/sessions/new.html.erb
<!--Title of Home page-->
<title>Harmony Plus Log In</title>
<div class="form-container">
<br />
<br />
<br />
<%= form_for(resource, as: resource_name, url: session_path(resource_name)) do |f| %>
<h2 class="form-signin-heading">Sign In</h2>
<div class="form-signin-heading">
<%= f.label :email, :class=>"sr-only" %>
<!--<br />-->
<%= f.email_field :email, autofocus: true, :placeholder=>"Email address", :type=>"email", :class=>"form-control" %>
</div>
<div class="field">
<%= f.label :password, :class=>"sr-only" %>
<!--<br />-->
<%= f.password_field :password, autocomplete: "off", :placeholder=>"Password", :type=>"password", :class=>"form-control" %>
</div>
<% if devise_mapping.rememberable? -%>
<div class="field">
<%= f.check_box :remember_me %>
<%= f.label :remember_me %>
</div>
<% end -%>
<div class="actions">
<%= f.submit "Log in", :class => "btn btn-lg btn-primary btn-block" %>
</div>
<br />
<%= render "devise/shared/links" %>
<% end %>
</div>