Google fonts option added to posterdown_html
diff --git a/inst/rmarkdown/templates/posterdown_html/resources/template.html b/inst/rmarkdown/templates/posterdown_html/resources/template.html
index d9760bc..2339da4 100644
--- a/inst/rmarkdown/templates/posterdown_html/resources/template.html
+++ b/inst/rmarkdown/templates/posterdown_html/resources/template.html
@@ -1,295 +1,308 @@
 <!DOCTYPE html>
 <html xmlns="http://www.w3.org/1999/xhtml"$if(lang)$ lang="$lang$" xml:lang="$lang$"$endif$>
-  <head>
-    <meta charset="utf-8" />
-    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-    <meta name="generator" content="pandoc" />
-    <meta name="viewport" content="width=device-width, initial-scale=1">
+<head>
+<meta charset="utf-8" />
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+<meta name="generator" content="pandoc" />
+<meta name="viewport" content="width=device-width, initial-scale=1">
 
-    $for(author-meta)$<meta name="author" content="$author-meta$" />$endfor$
-    $if(date-meta)$<meta name="date" content="$date-meta$" />$endif$
-    <title>$if(title-prefix)$$title-prefix$ - $endif$$pagetitle$</title>
 
-    $for(header-includes)$
-    $header-includes$
-    $endfor$
+<!--
+Font-awesome icons ie github or twitter
+-->
+<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.1/css/all.css" integrity="sha384-50oBUHEmvpQ+1lW4y57PTFmhCaXp0ML5d60M1M7uH2+nqUivzIebhndOJK28anvf" crossorigin="anonymous">
+<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.1/css/brands.css" integrity="sha384-n9+6/aSqa9lBidZMRCQHTHKJscPq6NW4pCQBiMmHdUCvPN8ZOg2zJJTkC7WIezWv" crossorigin="anonymous">
 
-    $if(highlightjs)$
-    <link rel="stylesheet" href="$highlightjs$/$if(highlightjs-theme)$$highlightjs-theme$$else$default$endif$.css" $if(html5)$$else$type="text/css" $endif$/>
-    <script src="$highlightjs$/highlight.js"></script>
-    <script type="text/javascript">hljs.configure({languages: []}); hljs.initHighlightingOnLoad();</script>
-    $endif$
+<!--
+Google fonts api stuff
+-->
+<link href='https://fonts.googleapis.com/css?family=$font_family$' rel='stylesheet'>
+<link href='https://fonts.googleapis.com/css?family=$titletext_fontfamily$' rel='stylesheet'>
 
-    $if(highlighting-css)$<style type="text/css">$highlighting-css$</style>$endif$
+$for(author-meta)$<meta name="author" content="$author-meta$" />$endfor$
+$if(date-meta)$<meta name="date" content="$date-meta$" />$endif$
+<title>$if(title-prefix)$$title-prefix$ - $endif$$pagetitle$</title>
 
-    $for(css)$
-    <link rel="stylesheet" href="$css$" $if(html5)$$else$type="text/css" $endif$/>
-    $endfor$
+$for(header-includes)$
+$header-includes$
+$endfor$
 
-    <style>
-      @page {
-          size: $poster_width$ $poster_height$;
-          margin: 0;
-          padding: 0;
-      }
-      body {
-        margin: 0;
-        font-size: $body_textsize$;
-        width: $poster_width$;
-        height: $poster_height$;
-        padding: 0;
-        text-align: justify;
-        font-family: $font_family$;
-        background-color: $body_bgcol$;
-      }
-      .title_container {
-        width: 100%;
-        height: 15%;
-        overflow: hidden;
-        background-color: $titlebox_bgcol$;
-        border: $titlebox_borderwidth$ solid $titlebox_bordercol$;
-      }
-      .logo_left {
-        float: left;
-        width: 10%;
-        height: 100%;
-        background-color: $titlebox_bgcol$;
-        display: flex;
-        align-items: center;
-        justify-content: center;
-      }
-      .logo_right {
-        float: right;
-        width: 10%;
-        height: 100%;
-        background-color: $titlebox_bgcol$;
-        display: flex;
-        align-items: center;
-        justify-content: center;
-      }
-      .poster_title {
-        text-align: center;
-        position: relative;
-        float: left;
-        width: 80%;
-        height: 100%;
-        color: $title_textcol$;
-        top: 50%;
-        transform: translateY(-50%);
-        -webkit-transform: translateY(-50%);
-      }
-      #title {
-        font-family: $titletext_fontfamily$;
-            }
-      /* unvisited link */
-      a:link {
-        color: $link_col$;
-      }
+$if(highlightjs)$
+<link rel="stylesheet" href="$highlightjs$/$if(highlightjs-theme)$$highlightjs-theme$$else$default$endif$.css" $if(html5)$$else$type="text/css" $endif$/>
+<script src="$highlightjs$/highlight.js"></script>
+<script type="text/javascript">hljs.configure({languages: []}); hljs.initHighlightingOnLoad();</script>
+$endif$
 
-      /* visited link */
-      a:visited {
-        color: $link_col$;
-      }
+$if(highlighting-css)$<style type="text/css">$highlighting-css$</style>$endif$
 
-      /* mouse over link */
-      a:hover {
-        color: $link_col$;
-      }
+$for(css)$
+<link rel="stylesheet" href="$css$" $if(html5)$$else$type="text/css" $endif$/>
+$endfor$
 
-      /* selected link */
-      a:active {
-        color: $link_col$;
-      }
-      .poster_body {
-        -webkit-column-count: $column_numbers$; /* Chrome, Safari, Opera */
-        -moz-column-count: $column_numbers$; /* Firefox */
-        column-count: $column_numbers$;
-        -webkit-column-fill: auto;
-        -moz-column-fill: auto;
-        column-fill: auto;
-        -webkit-column-rule-width: $columnline_width$;
-        -moz-column-rule-width: $columnline_width$;
-        column-rule-width: $columnline_width$;
-        -webkit-column-rule-style: $columnline_style$;
-        -moz-column-rule-style: $columnline_style$;
-        column-rule-style: $columnline_style$;
-        -webkit-column-rule-color: $columnline_col$;
-        -moz-column-rule-color: $columnline_col$;
-        column-rule-color: $columnline_col$;
-        width: 100%;
-        height: 85%;
-        padding-left: 1cm;
-        padding-right: 1cm;
-        padding-bottom: 1cm;
-        padding-top: 1cm;
-        color: $body_textcol$;
-      }
-      .poster_title h1 {
-        font-size: $title_textsize$;
-        margin: 0;
-        padding: 0;
-        border: 0;
-        padding-top: 1cm;
-        padding-bottom: 0;
-      }
-      .poster_title h3 {
-        color: $author_textcol$;
-        font-size: $author_textsize$;
-        margin: 0;
-        padding: 0;
-        padding-top: 1cm;
-        padding-bottom: 0.5cm;
-        border: 0;
-      }
-      .poster_title h5 {
-        color: $affiliation_textcol$;
-        font-size: $affiliation_texsize$;
-        margin: 0;
-        padding: 0;
-        border: 0;
-        padding-top: 1cm;
-      }
-      img {
-        margin-top: 2cm;
-        margin-bottom: 0;
-      }
-      .poster_body h1 {
-        text-align: center;
-        color: $sectitle_textcol$;
-        font-size: 50pt;
-        border: $sectitle_borderwidth$ solid $sectitle_bordercol$;
-        background-color: $sectitle_bgcol$;
-        border-radius: $sectitle_boxshape$;
-        margin-top: 2mm;
-        margin-bottom: 2mm;
-        padding-top: 5mm;
-        padding-bottom: 5mm;
-      }
-      .poster_body h2 {
-        color: $sectitle2_textcol$;
-        font-size: 40pt;
-        padding-left: 4mm;
-      }
-      .span h1 {
-        text-align: center;
-        color: #ffffff;
-        font-size: 50pt;
-        border: 2mm solid yellow;
-        background-color: yellow;
-        border-radius: 4mm 0mm;
-        margin-top: 5mm;
-        margin-bottom: 5mm;
-        padding-top: 5mm;
-        padding-bottom: 5mm;
-        width: 100%
-      }
-      .span {
-        background-color: red;
-        width: 200%;
-        position:relative;
-      }
-      /* center align leaflet map,
-      from https://stackoverflow.com/questions/52112119/center-leaflet-in-a-rmarkdown-document */
-      .html-widget {
-        margin: auto;
-        position: sticky;
-        margin-top: 2cm;
-        margin-bottom: 2cm;
-      }
-      .leaflet.html-widget.html-widget-static-bound.leaflet-container.leaflet-touch.leaflet-fade-anim.leaflet-grab.leaflet-touch-drag.leaflet-touch-zoom {
-        position: sticky;
-        width: 100%;
-      }
-      pre.sourceCode.r {
-        background-color: #dddddd40;
-        border-radius: 4mm;
-        padding: 4mm;
-        width: 75%;
-        /* align-items: center; */
-        margin: auto;
-        padding-left: 2cm;
-      }
-      code.sourceCode.r{
-        background-color: transparent;
-        font-size: 20pt;
-        border-radius: 2mm;
-      }
-      .caption {
-        font-size: 25pt;
-      }
-      .table caption {
-        font-size: 25pt;
-        padding-bottom: 3mm;
+<style>
+@page {
+size: $poster_width$ $poster_height$;
+margin: 0;
+padding: 0;
+}
+body {
+margin: 0;
+font-size: $body_textsize$;
+width: $poster_width$;
+height: $poster_height$;
+padding: 0;
+text-align: justify;
+font-family: $font_family$;
+background-color: $body_bgcol$;
+}
+.title_container {
+width: 100%;
+height: 15%;
+overflow: hidden;
+background-color: $titlebox_bgcol$;
+border: $titlebox_borderwidth$ solid $titlebox_bordercol$;
+}
+.logo_left {
+float: left;
+width: 10%;
+height: 100%;
+background-color: $titlebox_bgcol$;
+display: flex;
+align-items: center;
+justify-content: center;
+}
+.logo_right {
+float: right;
+width: 10%;
+height: 100%;
+background-color: $titlebox_bgcol$;
+display: flex;
+align-items: center;
+justify-content: center;
+}
+.poster_title {
+text-align: center;
+position: relative;
+float: left;
+width: 80%;
+height: 100%;
+color: $title_textcol$;
+top: 50%;
+transform: translateY(-50%);
+-webkit-transform: translateY(-50%);
+}
+#title {
+font-family: $titletext_fontfamily$;
+}
+/* unvisited link */
+a:link {
+color: $link_col$;
+}
 
-      }
-      code {
-        font-size: 25pt;
-        font-family: monospace;
-        background-color: #00808024;
-        color: #0b4545;
-        padding: 1.2mm;
-        border-radius: 2mm;
-      }
-      table {
-        font-size: 40px;
-        margin: auto;
-        border-top: 3px solid #666;
-        border-bottom: 3px solid #666;
-      }
-      table thead th {
-        border-bottom: 3px solid #ddd;
-      }
-      td {
-        padding: 8px;
-      }
-      th {
-        padding: 15px;
-      }
-      caption {
-        margin-bottom: 10px;
-      }
-      .poster_body p {
-        margin-right: 4mm;
-        margin-left: 4mm;
-        margin-top: 6mm;
-        margin-bottom: 10mm;
-      }
-      .poster_body ol {
-        margin-right: 4mm;
-        margin-left: 4mm;
-      }
-      #ul {
-        margin-right: 4mm;
-        margin-left: 4mm;
-      }
-      .references p {
-        font-size: 20pt;
-      }
-    </style>
+/* visited link */
+a:visited {
+color: $link_col$;
+}
 
-  </head>
-  <body>
+/* mouse over link */
+a:hover {
+color: $link_col$;
+}
+
+/* selected link */
+a:active {
+color: $link_col$;
+}
+.poster_body {
+-webkit-column-count: $column_numbers$; /* Chrome, Safari, Opera */
+-moz-column-count: $column_numbers$; /* Firefox */
+column-count: $column_numbers$;
+-webkit-column-fill: auto;
+-moz-column-fill: auto;
+column-fill: auto;
+-webkit-column-rule-width: $columnline_width$;
+-moz-column-rule-width: $columnline_width$;
+column-rule-width: $columnline_width$;
+-webkit-column-rule-style: $columnline_style$;
+-moz-column-rule-style: $columnline_style$;
+column-rule-style: $columnline_style$;
+-webkit-column-rule-color: $columnline_col$;
+-moz-column-rule-color: $columnline_col$;
+column-rule-color: $columnline_col$;
+width: 100%;
+height: 85%;
+padding-left: 1cm;
+padding-right: 1cm;
+padding-bottom: 1cm;
+padding-top: 1cm;
+color: $body_textcol$;
+}
+.poster_title h1 {
+font-size: $title_textsize$;
+margin: 0;
+padding: 0;
+border: 0;
+padding-top: 1cm;
+padding-bottom: 0;
+}
+.poster_title h3 {
+color: $author_textcol$;
+font-size: $author_textsize$;
+margin: 0;
+padding: 0;
+padding-top: 1cm;
+padding-bottom: 0.5cm;
+border: 0;
+}
+.poster_title h5 {
+color: $affiliation_textcol$;
+font-size: $affiliation_texsize$;
+margin: 0;
+padding: 0;
+border: 0;
+padding-top: 1cm;
+}
+img {
+margin-top: 2cm;
+margin-bottom: 0;
+}
+.poster_body h1 {
+text-align: center;
+color: $sectitle_textcol$;
+font-size: 50pt;
+border: $sectitle_borderwidth$ solid $sectitle_bordercol$;
+background-color: $sectitle_bgcol$;
+border-radius: $sectitle_boxshape$;
+margin-top: 2mm;
+margin-bottom: 2mm;
+padding-top: 5mm;
+padding-bottom: 5mm;
+}
+.poster_body h2 {
+color: $sectitle2_textcol$;
+font-size: 40pt;
+padding-left: 4mm;
+}
+.span h1 {
+text-align: center;
+color: #ffffff;
+font-size: 50pt;
+border: 2mm solid yellow;
+background-color: yellow;
+border-radius: 4mm 0mm;
+margin-top: 5mm;
+margin-bottom: 5mm;
+padding-top: 5mm;
+padding-bottom: 5mm;
+width: 100%
+}
+.span {
+background-color: red;
+width: 200%;
+position:relative;
+}
+/* center align leaflet map,
+from https://stackoverflow.com/questions/52112119/center-leaflet-in-a-rmarkdown-document */
+.html-widget {
+margin: auto;
+position: sticky;
+margin-top: 2cm;
+margin-bottom: 2cm;
+}
+.leaflet.html-widget.html-widget-static-bound.leaflet-container.leaflet-touch.leaflet-fade-anim.leaflet-grab.leaflet-touch-drag.leaflet-touch-zoom {
+position: sticky;
+width: 100%;
+}
+pre.sourceCode.r {
+background-color: #dddddd40;
+border-radius: 4mm;
+padding: 4mm;
+width: 75%;
+/* align-items: center; */
+margin: auto;
+padding-left: 2cm;
+}
+code.sourceCode.r{
+background-color: transparent;
+font-size: 20pt;
+border-radius: 2mm;
+}
+.caption {
+font-size: 25pt;
+}
+.table caption {
+font-size: 25pt;
+padding-bottom: 3mm;
+
+}
+code {
+font-size: 25pt;
+font-family: monospace;
+background-color: #00808024;
+color: #0b4545;
+padding: 1.2mm;
+border-radius: 2mm;
+}
+table {
+font-size: 40px;
+margin: auto;
+border-top: 3px solid #666;
+border-bottom: 3px solid #666;
+}
+table thead th {
+border-bottom: 3px solid #ddd;
+}
+td {
+padding: 8px;
+}
+th {
+padding: 15px;
+}
+caption {
+margin-bottom: 10px;
+}
+.poster_body p {
+margin-right: 4mm;
+margin-left: 4mm;
+margin-top: 6mm;
+margin-bottom: 10mm;
+}
+.poster_body ol {
+margin-right: 4mm;
+margin-left: 4mm;
+}
+#ul {
+margin-right: 4mm;
+margin-left: 4mm;
+}
+.references p {
+font-size: 20pt;
+}
+</style>
+
+</head>
+<body>
 
 $for(include-before)$
 $include-before$
 $endfor$
 
 <div class="title_container">
-  <!-- Left Logo  -->
-  <div class="logo_left">
-    <img src= '$logoleft_name$' style="width: 80%">
-  </div>
-  <!-- Poster Title -->
-  <div class= "poster_title">
-    <h1 id="title">$title$</h1>
-    <h3 id="author">$for(author)$$author.name$<sup>$author.affil$</sup>$sep$, $endfor$</h3>
-    <h5 id="affiliation">$for(affiliation)$<sup>$affiliation.num$</sup> $affiliation.address$$sep$, $endfor$</h5>
+<!-- Left Logo  -->
+<div class="logo_left">
+<img src= '$logoleft_name$' style="width: 80%">
+</div>
+<!-- Poster Title -->
+<div class= "poster_title">
+<h1 id="title">$title$</h1>
+<h3 id="author">$for(author)$$author.name$<sup>$author.affil$</sup>$sep$, $endfor$</h3>
+<h5 id="affiliation">$for(affiliation)$<sup>$affiliation.num$</sup> $affiliation.address$$sep$, $endfor$</h5>
 
-  </div>
-  <!-- Right Logo  -->
-    <div class="logo_right">
-          <img src="$logoright_name$" style="width: 80%">
-  </div>
+</div>
+<!-- Right Logo  -->
+<div class="logo_right">
+<img src="$logoright_name$" style="width: 80%">
+</div>
 </div>
 
 <div class='poster_body'>
@@ -299,16 +312,16 @@
 $if(math)$
 <!-- dynamically load mathjax for compatibility with self-contained -->
 <script>
-  (function () {
-    var script = document.createElement("script");
-    script.type = "text/javascript";
-    var src = "$if(mathjax)$$mathjax$$endif$";
-    if (src === "" || src === "true") src = "https://mathjax.rstudio.com/latest/MathJax.js?config=TeX-MML-AM_CHTML";
-    if (location.protocol !== "file:" && /^https?:/.test(src))
-      src = src.replace(/^https?:/, '');
-    script.src = src;
-    document.getElementsByTagName("head")[0].appendChild(script);
-  })();
+(function () {
+var script = document.createElement("script");
+script.type = "text/javascript";
+var src = "$if(mathjax)$$mathjax$$endif$";
+if (src === "" || src === "true") src = "https://mathjax.rstudio.com/latest/MathJax.js?config=TeX-MML-AM_CHTML";
+if (location.protocol !== "file:" && /^https?:/.test(src))
+src = src.replace(/^https?:/, '');
+script.src = src;
+document.getElementsByTagName("head")[0].appendChild(script);
+})();
 </script>
 $endif$
 
@@ -316,5 +329,5 @@
 $include-after$
 $endfor$
 
-  </body>
+</body>
 </html>
diff --git a/inst/rmarkdown/templates/posterdown_html/skeleton/skeleton.Rmd b/inst/rmarkdown/templates/posterdown_html/skeleton/skeleton.Rmd
index 1207756..11ab03e 100644
--- a/inst/rmarkdown/templates/posterdown_html/skeleton/skeleton.Rmd
+++ b/inst/rmarkdown/templates/posterdown_html/skeleton/skeleton.Rmd
@@ -3,7 +3,7 @@
 #---POSTER SIZE & DEFAULT FONT---#
 poster_height: "38in" # height in inches of poster
 poster_width: "45in" # width in inches of poster
-font_family: "Palatino" # choose from typical html fonts (example: "Palatino")
+font_family: Rasa # choose from typical html fonts (example: "Palatino")
 #---TITLE BOX OPTIONS---#
 #ESSENTIALS
 title: 'Using posterdown to generate reproducible conference posters via RMarkdown > Knitr > Markdown > Pandoc > HTML/CSS > PDF workflow'
@@ -22,7 +22,7 @@
 titlebox_bordercol: "#0b4545" #Colour of the title Box border.
 titlebox_shape: "" #ONLY posterdown_PDF
 titlebox_borderwidth: "1cm"
-titletext_fontfamily: Helvetica
+titletext_fontfamily: Special Elite
 title_textcol: "#ffffff" #colour of title text
 author_textcol: "#0b4545" # Colour of author text
 affiliation_textcol: "#FFFFFF" # Colour of affiliation text
@@ -168,8 +168,6 @@
 
 # Next Steps
 
-Lorem ipsum dolor sit amet, consectetur adipiscing elit. Aliquam placerat augue at velit tincidunt semper. Donec elementum porta posuere. Nullam interdum, odio at tincidunt feugiat, turpis nisi blandit eros, eu posuere risus felis non quam. Nam eget lorem odio. Duis et aliquet orci. Phasellus nec viverra est. Praesent odio orci, mattis vel mauris nec, consectetur fermentum mauris. Etiam eu hendrerit tortor. Donec mi tellus, efficitur et porttitor eu, auctor eu tellus. Quisque faucibus vestibulum sapien vel lacinia. Ut auctor lorem non interdum blandit.
-
 Aliquam sed faucibus risus, quis efficitur erat. Vestibulum semper mauris quis tempus eleifend. Aliquam sagittis dictum ipsum, quis viverra ligula eleifend ut. Curabitur sagittis vitae arcu eget faucibus. In non elementum felis. Duis et aliquam nunc. Nunc pulvinar sapien nunc, vel pretium nisi efficitur in. Fusce fringilla maximus leo et maximus. Fusce at ligula laoreet, iaculis mi at, auctor odio. Praesent sed elementum justo. Aenean consectetur risus rhoncus tincidunt efficitur. Praesent dictum mauris at diam maximus maximus [@thorneposterdown2019].
 
 # Conclusion