gistfile1.txt

{{ range $i,$p := where .Data.Pages "Section" "services" }}
<div class="row my-5">
<div class="col-12 col-sm-6 col-md-6 m-sm-auto mr-md-0 ml-md-auto pt-4 pt-md-0">
  <img alt="image" class="img-fluid service-image" src="./images/{{.Params.serviceImage}}">
</div>
<div class="col-12 col-md-6 col-xl-6">
    <h2>{{ .Title }}</h2>
  <p class="text-h3">{{.Params.serviceDescription}}</p>
  <p class="mt-4"><a href="{{ .Permalink }}" class="btn col-6">Sabia mais</a></p>
</div>
</div>

  {{if (modBool $i 2)}}
  <div class="row my-3">
  <div class="col-12 col-sm-6 col-md-6 m-sm-auto mr-md-0 ml-md-auto pt-4 pt-md-0">
    <img alt="image" class="img-fluid service-image" src="./images/{{.Params.serviceImage}}">
  </div>
  <div class="col-12 col-md-6 col-xl-6 order-first">
      <h2>{{ .Title }}</h2>
      <p class="text-h3">{{.Params.serviceDescription}}</p>
    <p class="mt-4"><a href="{{ .Permalink }}" class="btn col-6">Sabia mais</a></p>
  </div>
  </div>
   {{end}}
 {{end}}