.row
  .small-12.medium-3.columns.right
    = simple_form_for :search, url: searches_path, method: :get, remote: true do |f|
      = text_field_tag :term, params[:term], class: 'autocomplete'
      = button_tag class: 'submit-btn text-right tiny right', name: nil do
        - fa_icon('paper-plane')

.row
  .small-12.medium-3.columns.right
    = simple_form_for :search, url: searches_path, method: :get, remote: true do |f|
      .row.collapse
        .small-10.columns
          = text_field_tag :term, params[:term], placeholder: 'Search', class: 'autocomplete'
        .small-2.columns
          = button_tag class: 'button postfix', name: nil do
            - fa_icon('paper-plane')

Move submit button inline after the input field
Move submit button inline after the input field

lr-agenceweb/rails-starter,lr-agenceweb/rails-starter,lr-agenceweb/rails-starter,lr-agenceweb/rails-starter