text-field-tagとimage-submit-tagを横並びにする方法

//haml
= form_tag search_posts_path, method: :get, class: "form-inline" do
  %div{style: "display:inline-flex"}
    = text_field_tag :search, '', class: 'form-control form-control-sm mr-2'
    = image_submit_tag 'search_icon.svg', class: 'search_button'