{{ $headless := .Site.GetPage "/viemunicipale/lemotdumaire" }}
<p class="maire">
  {{ $image := $headless.Resources.GetMatch "maire.jpg" }}
  {{ $resized := $image.Resize "300x" }}
  <img class="round" src="{{ $resized.RelPermalink }}" alt="Didier PONCET" />
</p>