app/views/search_results/sections/_change_note.html.erb
<div class="form-group col-md-6">
<%= label_tag :change_note_type, t('txt.views.search_results.change_note.date') %>
<%= select_tag :change_note_type,
options_for_select([[t('txt.views.search_results.change_note.created'), :created], [t('txt.views.search_results.change_note.modified'), :modified]], params[:change_note_type]),
:prompt => t('txt.views.search_results.change_note.all'),
class: 'form-control' %>
</div>
<div class="col-md-3">
<%= label_tag :change_note_date_from, t('txt.views.search_results.change_note.date_from') %>
<div class="input-group date datepicker">
<%= text_field_tag :change_note_date_from, params[:change_note_date_from],
placeholder: 'z.B.: 2010-05-14',
class: 'form-control',
style: 'border-radius: 4px 0px 0px 4px;' %>
<div class="input-group-append">
<span class="input-group-text"><i class="fa fa-calendar" aria-hidden="true"></i></span>
</div>
</div>
</div>
<div class="col-md-3">
<%= label_tag :change_note_date_to, t('txt.views.search_results.change_note.date_to') %>
<div class="input-group date datepicker">
<%= text_field_tag :change_note_date_to, params[:change_note_date_to],
placeholder: 'z.B.: 2010-05-14',
class: 'form-control',
style: 'border-radius: 4px 0px 0px 4px;' %>
<div class="input-group-append">
<span class="input-group-text"><i class="fa fa-calendar" aria-hidden="true"></i></span>
</div>
</div>
</div>