Add option to change content font color (#286)

Tanner Smith

23.01.2021 3b30dfbac339546d9ae6cd185217699f2044b360

 layouts/post/summary.html

@@ -1,4 +1,4 @@
  <div class="mb3 pa4 mid-gray overflow-hidden">
  <div class="mb3 pa4 {{ $.Param "text_color" | default "mid-gray" }} overflow-hidden">
    {{ if .Date }}
      <div class="f6">
        {{ .Date.Format (default "January 2, 2006" .Site.Params.date_format) }}