Use darker IDS orange variant

Change-Id: Ib98ce480435f6bf21b4d37d00ce1f9548a257099
diff --git a/inst/rmarkdown/templates/posterdown_ids/resources/template.html b/inst/rmarkdown/templates/posterdown_ids/resources/template.html
index 4494028..0e09e3b 100644
--- a/inst/rmarkdown/templates/posterdown_ids/resources/template.html
+++ b/inst/rmarkdown/templates/posterdown_ids/resources/template.html
@@ -85,7 +85,7 @@
 float: left;
 width: 15%;
 height: 90%;
-background-color: $if(primary_colour)$$primary_colour$$else$#f18700$endif$;
+background-color: $if(primary_colour)$$primary_colour$$else$#f57c14$endif$;
 display: flex;
 align-items: left;
 border-right: 5%;
@@ -164,9 +164,9 @@
 -webkit-column-rule-style: $if(columnline_style)$$columnline_style$$else$dashed$endif$;
 -moz-column-rule-style: $if(columnline_style)$$columnline_style$$else$dashed$endif$;
 column-rule-style: $if(columnline_style)$$columnline_style$$else$dashed$endif$;
--webkit-column-rule-color: $if(columnline_col)$$columnline_col$$else$$if(primary_colour)$$primary_colour$$else$#f18700$endif$$endif$;
--moz-column-rule-color: $if(columnline_col)$$columnline_col$$else$$if(primary_colour)$$primary_colour$$else$#f18700$endif$$endif$;
-column-rule-color: $if(columnline_col)$$columnline_col$$else$$if(primary_colour)$$primary_colour$$else$#f18700$endif$$endif$;
+-webkit-column-rule-color: $if(columnline_col)$$columnline_col$$else$$if(primary_colour)$$primary_colour$$else$#f57c14$endif$$endif$;
+-moz-column-rule-color: $if(columnline_col)$$columnline_col$$else$$if(primary_colour)$$primary_colour$$else$#f57c14$endif$$endif$;
+column-rule-color: $if(columnline_col)$$columnline_col$$else$$if(primary_colour)$$primary_colour$$else$#f57c14$endif$$endif$;
 column-gap: 2em;
 margin-left: 17.5%;
 /*width=82.4%*/
@@ -246,7 +246,7 @@
   content: "";
   height: 40pt;
   width: 40pt;
-  background-color: #f18700;
+  background-color: #f57c14;
 }
 
 .poster_body h1 {
@@ -366,7 +366,7 @@
 font-size: 1em;
 font-family: monospace;
 background-color: $if(secondary_colour)$$secondary_colour$24$else$#00808024$endif$;
-color: $if(primary_colour)$$primary_colour$$else$#f18700$endif$;
+color: $if(primary_colour)$$primary_colour$$else$#f57c14$endif$;
 padding: 1.2mm;
 border-radius: 2mm;
 }