garrick
/
xaringanthemer
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  <main id="main" class="col-md-9"><div class="page-header">
      <img src="../logo.png" class="logo" alt=""><h1>Duotone Theme</h1>
      <small class="dont-index">Source: <a href="https://github.com/gadenbuie/xaringanthemer/blob/HEAD/R/style_duo.R" class="external-link"><code>R/style_duo.R</code></a></small>
      <div class="d-none name"><code>style_duo.Rd</code></div>
    </div>

    <div class="ref-description section level2">
    <p>A duotone theme designed to work well with two complementary
colors.</p>
    </div>

    <div class="section level2">
    <h2 id="ref-usage">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">style_duo</span><span class="op">(</span></span>
<span>  primary_color <span class="op">=</span> <span class="st">"#1F4257"</span>,</span>
<span>  secondary_color <span class="op">=</span> <span class="st">"#F97B64"</span>,</span>
<span>  text_color <span class="op">=</span> <span class="fu"><a href="choose_dark_or_light.html">choose_dark_or_light</a></span><span class="op">(</span><span class="va">primary_color</span>, <span class="fu"><a href="lighten_darken_color.html">darken_color</a></span><span class="op">(</span><span class="va">primary_color</span>, <span class="fl">0.9</span><span class="op">)</span>,</span>
<span>    <span class="fu"><a href="lighten_darken_color.html">lighten_color</a></span><span class="op">(</span><span class="va">secondary_color</span>, <span class="fl">0.99</span><span class="op">)</span><span class="op">)</span>,</span>
<span>  header_color <span class="op">=</span> <span class="va">secondary_color</span>,</span>
<span>  background_color <span class="op">=</span> <span class="va">primary_color</span>,</span>
<span>  link_color <span class="op">=</span> <span class="va">secondary_color</span>,</span>
<span>  text_bold_color <span class="op">=</span> <span class="va">secondary_color</span>,</span>
<span>  text_slide_number_color <span class="op">=</span> <span class="va">text_color</span>,</span>
<span>  padding <span class="op">=</span> <span class="st">"16px 64px 16px 64px"</span>,</span>
<span>  background_image <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  background_size <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  background_position <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  code_highlight_color <span class="op">=</span> <span class="st">"rgba(255,255,0,0.5)"</span>,</span>
<span>  code_inline_color <span class="op">=</span> <span class="va">secondary_color</span>,</span>
<span>  code_inline_background_color <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  code_inline_font_size <span class="op">=</span> <span class="st">"1em"</span>,</span>
<span>  inverse_background_color <span class="op">=</span> <span class="va">secondary_color</span>,</span>
<span>  inverse_text_color <span class="op">=</span> <span class="va">primary_color</span>,</span>
<span>  inverse_text_shadow <span class="op">=</span> <span class="cn">FALSE</span>,</span>
<span>  inverse_header_color <span class="op">=</span> <span class="va">inverse_text_color</span>,</span>
<span>  inverse_link_color <span class="op">=</span> <span class="va">link_color</span>,</span>
<span>  title_slide_text_color <span class="op">=</span> <span class="va">secondary_color</span>,</span>
<span>  title_slide_background_color <span class="op">=</span> <span class="va">primary_color</span>,</span>
<span>  title_slide_background_image <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  title_slide_background_size <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  title_slide_background_position <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  footnote_color <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  footnote_font_size <span class="op">=</span> <span class="st">"0.9em"</span>,</span>
<span>  footnote_position_bottom <span class="op">=</span> <span class="st">"60px"</span>,</span>
<span>  left_column_subtle_color <span class="op">=</span> <span class="fu"><a href="apply_alpha.html">apply_alpha</a></span><span class="op">(</span><span class="va">secondary_color</span>, <span class="fl">0.6</span><span class="op">)</span>,</span>
<span>  left_column_selected_color <span class="op">=</span> <span class="va">secondary_color</span>,</span>
<span>  blockquote_left_border_color <span class="op">=</span> <span class="fu"><a href="apply_alpha.html">apply_alpha</a></span><span class="op">(</span><span class="va">secondary_color</span>, <span class="fl">0.5</span><span class="op">)</span>,</span>
<span>  table_border_color <span class="op">=</span> <span class="st">"#666"</span>,</span>
<span>  table_row_border_color <span class="op">=</span> <span class="st">"#ddd"</span>,</span>
<span>  table_row_even_background_color <span class="op">=</span> <span class="fu"><a href="lighten_darken_color.html">lighten_color</a></span><span class="op">(</span><span class="va">primary_color</span>, <span class="fl">0.9</span><span class="op">)</span>,</span>
<span>  base_font_size <span class="op">=</span> <span class="st">"20px"</span>,</span>
<span>  text_font_size <span class="op">=</span> <span class="st">"1rem"</span>,</span>
<span>  header_h1_font_size <span class="op">=</span> <span class="st">"2.75rem"</span>,</span>
<span>  header_h2_font_size <span class="op">=</span> <span class="st">"2.25rem"</span>,</span>
<span>  header_h3_font_size <span class="op">=</span> <span class="st">"1.75rem"</span>,</span>
<span>  header_background_auto <span class="op">=</span> <span class="cn">FALSE</span>,</span>
<span>  header_background_color <span class="op">=</span> <span class="va">header_color</span>,</span>
<span>  header_background_text_color <span class="op">=</span> <span class="va">background_color</span>,</span>
<span>  header_background_padding <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  header_background_content_padding_top <span class="op">=</span> <span class="st">"7rem"</span>,</span>
<span>  header_background_ignore_classes <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"normal"</span>, <span class="st">"inverse"</span>, <span class="st">"title"</span>, <span class="st">"middle"</span>, <span class="st">"bottom"</span><span class="op">)</span>,</span>
<span>  text_slide_number_font_size <span class="op">=</span> <span class="st">"0.9rem"</span>,</span>
<span>  text_font_google <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  text_font_family <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"text_font_family"</span><span class="op">)</span>,</span>
<span>  text_font_weight <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"text_font_weight"</span><span class="op">)</span>,</span>
<span>  text_bold_font_weight <span class="op">=</span> <span class="st">"bold"</span>,</span>
<span>  text_font_url <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"text_font_url"</span><span class="op">)</span>,</span>
<span>  text_font_family_fallback <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"text_font_family_fallback"</span><span class="op">)</span>,</span>
<span>  text_font_base <span class="op">=</span> <span class="st">"sans-serif"</span>,</span>
<span>  header_font_google <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  header_font_family <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"header_font_family"</span><span class="op">)</span>,</span>
<span>  header_font_weight <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"header_font_weight"</span><span class="op">)</span>,</span>
<span>  header_font_family_fallback <span class="op">=</span> <span class="st">"Georgia, serif"</span>,</span>
<span>  header_font_url <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"header_font_url"</span><span class="op">)</span>,</span>
<span>  code_font_google <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  code_font_family <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"code_font_family"</span><span class="op">)</span>,</span>
<span>  code_font_size <span class="op">=</span> <span class="st">"0.9rem"</span>,</span>
<span>  code_font_url <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"code_font_url"</span><span class="op">)</span>,</span>
<span>  code_font_family_fallback <span class="op">=</span> <span class="fu"><a href="style_xaringan.html">xaringanthemer_font_default</a></span><span class="op">(</span><span class="st">"code_font_family_fallback"</span><span class="op">)</span>,</span>
<span>  link_decoration <span class="op">=</span> <span class="st">"none"</span>,</span>
<span>  colors <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  extra_css <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  extra_fonts <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  outfile <span class="op">=</span> <span class="st">"xaringan-themer.css"</span></span>
<span><span class="op">)</span></span></code></pre></div>
    </div>

    <div class="section level2">
    <h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>
    <dl><dt>primary_color</dt>
<dd><p>Duotone Primary Color. Defaults to #1F4257. Used in
multiple CSS rules. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--primary)</code> in any argument of a
style function or in custom CSS.</p></dd>


<dt>secondary_color</dt>
<dd><p>Duotone Secondary Color. Defaults to #F97B64. Used in
multiple CSS rules. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--secondary)</code> in any argument of
a style function or in custom CSS.</p></dd>


<dt>text_color</dt>
<dd><p>Text Color. Defaults to
<code>choose_dark_or_light(primary_color, darken_color(primary_color, 0.9), lighten_color(secondary_color, 0.99))</code>.
Modifies the <code>body</code> element. The value of this variable is also stored as
a CSS variable that can be referenced with <code>var(--text_color)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>header_color</dt>
<dd><p>Header Color. Defaults to <code>secondary_color</code>. Modifies
the <code>h1, h2, h3</code> elements. The value of this variable is also stored as a
CSS variable that can be referenced with <code>var(--header-color)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>background_color</dt>
<dd><p>Slide Background Color. Defaults to <code>primary_color</code>.
Modifies the <code>.remark-slide-content</code> class. The value of this variable is
also stored as a CSS variable that can be referenced with
<code>var(--background-color)</code> in any argument of a style function or in custom
CSS.</p></dd>


<dt>link_color</dt>
<dd><p>Link Color. Defaults to <code>secondary_color</code>. Modifies the
<code>a, a &gt; code</code> elements. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--link-color)</code> in any argument
of a style function or in custom CSS.</p></dd>


<dt>text_bold_color</dt>
<dd><p>Bold Text Color. Defaults to <code>secondary_color</code>.
Modifies the <code>strong</code> element. The value of this variable is also stored
as a CSS variable that can be referenced with <code>var(--text-bold-color)</code> in
any argument of a style function or in custom CSS.</p></dd>


<dt>text_slide_number_color</dt>
<dd><p>Slide Number Color. Defaults to <code>text_color</code>.
Modifies the <code>.remark-slide-number</code> class.</p></dd>


<dt>padding</dt>
<dd><p>Slide Padding in <code>top right [bottom left]</code> format. Defaults
to 16px 64px 16px 64px. Modifies the <code>.remark-slide-content</code> class.
Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/padding" class="external-link">padding</a>
property values.</p></dd>


<dt>background_image</dt>
<dd><p>Background image applied to each <em>and every</em> slide.
Set <code>title_slide_background_image = "none"</code> to remove the background image
from the title slide. Defaults to <code>NULL</code>. Modifies the
<code>.remark-slide-content</code> class.</p></dd>


<dt>background_size</dt>
<dd><p>Background image size, requires <code>background_image</code> to
be set. If <code>background_image</code> is set, <code>background_size</code> will default to
<code>cover</code> so the background fills the screen. If both <code>background_image</code> and
<code>background_position</code> are set, will default to 100 percent. Defaults to
<code>NULL</code>. Modifies the <code>.remark-slide-content</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/background-size" class="external-link">background-size</a>
property values.</p></dd>


<dt>background_position</dt>
<dd><p>Background image position, requires
<code>background_image</code> to be set, and it is recommended to adjust
<code>background_size</code>. Defaults to <code>NULL</code>. Modifies the
<code>.remark-slide-content</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/background-position" class="external-link">background-position</a>
property values.</p></dd>


<dt>code_highlight_color</dt>
<dd><p>Code Line Highlight. Defaults to
rgba(255,255,0,0.5). Modifies the <code>.remark-code-line-highlighted</code> class.
The value of this variable is also stored as a CSS variable that can be
referenced with <code>var(--code-highlight-color)</code> in any argument of a style
function or in custom CSS.</p></dd>


<dt>code_inline_color</dt>
<dd><p>Inline Code Color. Defaults to <code>secondary_color</code>.
Modifies the <code>.remark-inline-code</code> class.</p></dd>


<dt>code_inline_background_color</dt>
<dd><p>Inline Code Background Color. Defaults
to <code>NULL</code>. Modifies the <code>.remark-inline-code</code> class.</p></dd>


<dt>code_inline_font_size</dt>
<dd><p>Inline Code Text Font Size. Defaults to 1em.
Modifies the <code>.remark-inline-code</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-size" class="external-link">font-size</a>
property values. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--code-inline-font-size)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>inverse_background_color</dt>
<dd><p>Inverse Background Color. Defaults to
<code>secondary_color</code>. Modifies the <code>.inverse</code> class. The value of this
variable is also stored as a CSS variable that can be referenced with
<code>var(--inverse-background-color)</code> in any argument of a style function or
in custom CSS.</p></dd>


<dt>inverse_text_color</dt>
<dd><p>Inverse Text Color. Defaults to <code>primary_color</code>.
Modifies the <code>.inverse</code> class. The value of this variable is also stored
as a CSS variable that can be referenced with <code>var(--inverse-text-color)</code>
in any argument of a style function or in custom CSS.</p></dd>


<dt>inverse_text_shadow</dt>
<dd><p>Enables Shadow on text of inverse slides.
Defaults to <code>FALSE</code>. Modifies the <code>.inverse</code> class.</p></dd>


<dt>inverse_header_color</dt>
<dd><p>Inverse Header Color. Defaults to
<code>inverse_text_color</code>. Modifies the <code>.inverse h1, .inverse h2, .inverse h3</code>
classes. The value of this variable is also stored as a CSS variable that
can be referenced with <code>var(--inverse-header-color)</code> in any argument of a
style function or in custom CSS.</p></dd>


<dt>inverse_link_color</dt>
<dd><p>Inverse Link Color. Defaults to <code>link_color</code>.
Modifies the <code>.inverse a, .inverse a &gt; code</code> classes. The value of this
variable is also stored as a CSS variable that can be referenced with
<code>var(--inverse-link-color)</code> in any argument of a style function or in
custom CSS.</p></dd>


<dt>title_slide_text_color</dt>
<dd><p>Title Slide Text Color. Defaults to
<code>secondary_color</code>. Modifies the <code>.title-slide</code> class. The value of this
variable is also stored as a CSS variable that can be referenced with
<code>var(--title-slide-text-color)</code> in any argument of a style function or in
custom CSS.</p></dd>


<dt>title_slide_background_color</dt>
<dd><p>Title Slide Background Color. Defaults
to <code>primary_color</code>. Modifies the <code>.title-slide</code> class. The value of this
variable is also stored as a CSS variable that can be referenced with
<code>var(--title-slide-background-color)</code> in any argument of a style function
or in custom CSS.</p></dd>


<dt>title_slide_background_image</dt>
<dd><p>Title Slide Background Image URL.
Defaults to <code>NULL</code>. Modifies the <code>.title-slide</code> class.</p></dd>


<dt>title_slide_background_size</dt>
<dd><p>Title Slide Background Image Size,
defaults to "cover" if background image is set. Defaults to <code>NULL</code>.
Modifies the <code>.title-slide</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/background-size" class="external-link">background-size</a>
property values.</p></dd>


<dt>title_slide_background_position</dt>
<dd><p>Title Slide Background Image
Position. Defaults to <code>NULL</code>. Modifies the <code>.title-slide</code> class. Accepts
CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/background-position" class="external-link">background-position</a>
property values.</p></dd>


<dt>footnote_color</dt>
<dd><p>Footnote text color (if <code>NA</code>, then it will be the same
color as <code>text_color</code>). Defaults to <code>NULL</code>. Modifies the <code>.footnote</code>
class.</p></dd>


<dt>footnote_font_size</dt>
<dd><p>Footnote font size. Defaults to 0.9em. Modifies
the <code>.footnote</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-size" class="external-link">font-size</a>
property values.</p></dd>


<dt>footnote_position_bottom</dt>
<dd><p>Footnote location from bottom of screen.
Defaults to 60px. Modifies the <code>.footnote</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/position_value" class="external-link">position</a>
property values.</p></dd>


<dt>left_column_subtle_color</dt>
<dd><p>Left Column Text (not last). Defaults to
<code>apply_alpha(secondary_color, 0.6)</code>. Modifies the
<code>.left-column h2, .left-column h3</code> classes.</p></dd>


<dt>left_column_selected_color</dt>
<dd><p>Left Column Current Selection. Defaults to
<code>secondary_color</code>. Modifies the
<code>.left-column h2:last-of-type, .left-column h3:last-child</code> classes.</p></dd>


<dt>blockquote_left_border_color</dt>
<dd><p>Blockquote Left Border Color. Defaults
to <code>apply_alpha(secondary_color, 0.5)</code>. Modifies the <code>blockquote</code> element.</p></dd>


<dt>table_border_color</dt>
<dd><p>Table top/bottom border. Defaults to #666.
Modifies the <code>table: border-top, border-bottom</code> elements.</p></dd>


<dt>table_row_border_color</dt>
<dd><p>Table row inner bottom border. Defaults to
#ddd. Modifies the <code>table thead th: border-bottom</code> elements.</p></dd>


<dt>table_row_even_background_color</dt>
<dd><p>Table Even Row Background Color.
Defaults to <code>lighten_color(primary_color, 0.9)</code>. Modifies the
<code>thead, tfoot, tr:nth-child(even)</code> elements.</p></dd>


<dt>base_font_size</dt>
<dd><p>Base Font Size for All Slide Elements (must be <code>px</code>).
Defaults to 20px. Modifies the <code>html</code> element. The value of this variable
is also stored as a CSS variable that can be referenced with
<code>var(--base-font-size)</code> in any argument of a style function or in custom
CSS.</p></dd>


<dt>text_font_size</dt>
<dd><p>Slide Body Text Font Size. Defaults to 1rem. Modifies
the <code>.remark-slide-content</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-size" class="external-link">font-size</a>
property values. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--text-font-size)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>header_h1_font_size</dt>
<dd><p>h1 Header Text Font Size. Defaults to 2.75rem.
Modifies the <code>.remark-slide-content h1</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-size" class="external-link">font-size</a>
property values. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--header-h1-font-size)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>header_h2_font_size</dt>
<dd><p>h2 Header Text Font Size. Defaults to 2.25rem.
Modifies the <code>.remark-slide-content h2</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-size" class="external-link">font-size</a>
property values. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--header-h2-font-size)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>header_h3_font_size</dt>
<dd><p>h3 Header Text Font Size. Defaults to 1.75rem.
Modifies the <code>.remark-slide-content h3</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-size" class="external-link">font-size</a>
property values. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--header-h3-font-size)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>header_background_auto</dt>
<dd><p>Add background under slide title automatically
for h1 header elements. If not enabled, use <code>class: header_background</code> to
enable. Defaults to <code>FALSE</code>.</p></dd>


<dt>header_background_color</dt>
<dd><p>Background Color for h1 Header with
Background. Defaults to <code>header_color</code>. Modifies the
<code>.remark-slide-content h1</code> class. The value of this variable is also
stored as a CSS variable that can be referenced with
<code>var(--header-background-color)</code> in any argument of a style function or in
custom CSS.</p></dd>


<dt>header_background_text_color</dt>
<dd><p>Text Color for h1 Header with
Background. Defaults to <code>background_color</code>. Modifies the
<code>.remark-slide-content h1</code> class. The value of this variable is also
stored as a CSS variable that can be referenced with
<code>var(--header-background-text-color)</code> in any argument of a style function
or in custom CSS.</p></dd>


<dt>header_background_padding</dt>
<dd><p>Padding for h1 Header with Background.
Defaults to <code>NULL</code>. Modifies the <code>.remark-slide-content h1</code> class. Accepts
CSS <a href="https://developer.mozilla.org/en-US/docs/Web/CSS/padding" class="external-link">padding</a>
property values.</p></dd>


<dt>header_background_content_padding_top</dt>
<dd><p>Top Padding for Content in
Slide with Header with Background. Defaults to 7rem. Modifies the
<code>.remark-slide-content</code> class.</p></dd>


<dt>header_background_ignore_classes</dt>
<dd><p>Slide Classes Where Header with
Background will not be Applied. Defaults to
<code>c('normal', 'inverse', 'title', 'middle', 'bottom')</code>. Modifies the
<code>.remark-slide-content</code> class.</p></dd>


<dt>text_slide_number_font_size</dt>
<dd><p>Slide Number Text Font Size. Defaults to
0.9rem. Modifies the <code>.remark-slide-number</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-size" class="external-link">font-size</a>
property values.</p></dd>


<dt>text_font_google</dt>
<dd><p>Use <code><a href="google_font.html">google_font()</a></code> to specify body font. Defaults
to <code>NULL</code>. Modifies the <code>body</code> element.</p></dd>


<dt>text_font_family</dt>
<dd><p>Body Text Font Family (xaringan default is
<code>'Droid Serif'</code>). Defaults to
<code>xaringanthemer_font_default("text_font_family")</code>. Modifies the <code>body</code>
element. The value of this variable is also stored as a CSS variable that
can be referenced with <code>var(--text-font-family)</code> in any argument of a
style function or in custom CSS.</p></dd>


<dt>text_font_weight</dt>
<dd><p>Body Text Font Weight. Defaults to
<code>xaringanthemer_font_default("text_font_weight")</code>. Modifies the <code>body</code>
element. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-weight" class="external-link">font-weight</a>
property values.</p></dd>


<dt>text_bold_font_weight</dt>
<dd><p>Body Bold Text Font Weight. Defaults to bold.
Modifies the <code>strong</code> element.</p></dd>


<dt>text_font_url</dt>
<dd><p>Body Text Font URL(s). Defaults to
<code>xaringanthemer_font_default("text_font_url")</code>. Modifies the
<code>@import url()</code> elements.</p></dd>


<dt>text_font_family_fallback</dt>
<dd><p>Body Text Font Fallbacks. Defaults to
<code>xaringanthemer_font_default("text_font_family_fallback")</code>. Modifies the
<code>body</code> element. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--text-font-family-fallback)</code> in
any argument of a style function or in custom CSS.</p></dd>


<dt>text_font_base</dt>
<dd><p>Body Text Base Font (Total Failure Fallback). Defaults
to sans-serif. Modifies the <code>body</code> element. The value of this variable is
also stored as a CSS variable that can be referenced with
<code>var(--text-font-base)</code> in any argument of a style function or in custom
CSS.</p></dd>


<dt>header_font_google</dt>
<dd><p>Use <code><a href="google_font.html">google_font()</a></code> to specify header font.
Defaults to <code>NULL</code>. Modifies the <code>body</code> element.</p></dd>


<dt>header_font_family</dt>
<dd><p>Header Font Family (xaringan default is
<code>'Yanone Kaffeesatz'</code>). Defaults to
<code>xaringanthemer_font_default("header_font_family")</code>. Modifies the
<code>h1, h2, h3</code> elements. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--header-font-family)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>header_font_weight</dt>
<dd><p>Header Font Weight. Defaults to
<code>xaringanthemer_font_default("header_font_weight")</code>. Modifies the
<code>h1, h2, h3</code> elements. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-weight" class="external-link">font-weight</a>
property values.</p></dd>


<dt>header_font_family_fallback</dt>
<dd><p>Header Font Family Fallback. Defaults to
Georgia, serif. Modifies the <code>h1, h2, h3</code> elements. The value of this
variable is also stored as a CSS variable that can be referenced with
<code>var(--header-font-family-fallback)</code> in any argument of a style function
or in custom CSS.</p></dd>


<dt>header_font_url</dt>
<dd><p>Header Font URL. Defaults to
<code>xaringanthemer_font_default("header_font_url")</code>. Modifies the
<code>@import url</code> elements.</p></dd>


<dt>code_font_google</dt>
<dd><p>Use <code><a href="google_font.html">google_font()</a></code> to specify code font. Defaults
to <code>NULL</code>. Modifies the <code>body</code> element.</p></dd>


<dt>code_font_family</dt>
<dd><p>Code Font Family. Defaults to
<code>xaringanthemer_font_default("code_font_family")</code>. Modifies the
<code>.remark-code, .remark-inline-code</code> classes. The value of this variable is
also stored as a CSS variable that can be referenced with
<code>var(--code-font-family)</code> in any argument of a style function or in custom
CSS.</p></dd>


<dt>code_font_size</dt>
<dd><p>Code Text Font Size. Defaults to 0.9rem. Modifies the
<code>.remark-inline</code> class. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/font-size" class="external-link">font-size</a>
property values. The value of this variable is also stored as a CSS
variable that can be referenced with <code>var(--code-font-size)</code> in any
argument of a style function or in custom CSS.</p></dd>


<dt>code_font_url</dt>
<dd><p>Code Font URL. Defaults to
<code>xaringanthemer_font_default("code_font_url")</code>. Modifies the <code>@import url</code>
elements.</p></dd>


<dt>code_font_family_fallback</dt>
<dd><p>Code Font Fallback. Defaults to
<code>xaringanthemer_font_default("code_font_family_fallback")</code>. Modifies the
<code>.remark-code, .remark-inline-code</code> classes.</p></dd>


<dt>link_decoration</dt>
<dd><p>Text decoration of links. Defaults to none. Modifies
the <code>a, a &gt; code</code> elements. Accepts CSS
<a href="https://developer.mozilla.org/en-US/docs/Web/CSS/text-decoration" class="external-link">text-decoration</a>
property values.</p></dd>


<dt>colors</dt>
<dd><p>A named vector of custom colors. The names of the colors
become CSS variables and classes that can be used within your slides.
For example, <code>colors = c(blue = "#bad4ed")</code> adds a CSS variable
<code>--blue</code>, a <code>.blue</code> CSS class that applies the color to the text or
foreground color, and a <code>.bg-blue</code> CSS class that applies the color
to the background.</p></dd>


<dt>extra_css</dt>
<dd><p>A named list of CSS definitions each containing a named list
of CSS property-value pairs, i.e.
<code>list(".class-id" = list("css-property" = "value"))</code>.</p></dd>


<dt>extra_fonts</dt>
<dd><p>A list of additional fonts to import, each list element
can be either a URL as a character string or a call to
<code><a href="google_font.html">google_font</a>()</code>. To use a font imported in <code>extra_fonts</code>, you
will need to write custom CSS rules that apply the font to an element or
class with the <code>font-family</code> property. See the <strong>Fonts</strong> section of
<code><a href="../articles/xaringanthemer.html">vignette("xaringanthemer")</a></code> for an example.</p></dd>


<dt>outfile</dt>
<dd><p>Customized xaringan CSS output file name, default is "xaringan-themer.css"</p></dd>

</dl></div>
    <div class="section level2">
    <h2 id="value">Value<a class="anchor" aria-label="anchor" href="#value"></a></h2>
    

<p>The CSS styles are written to the file path provided in <code>outfile</code></p>


<p>(by default to <code>xaringan-themer.css</code>). If <code>outfile</code> is <code>NULL</code>, the CSS is
returned directly as a character string.</p>
    </div>
    <div class="section level2">
    <h2 id="usage">Usage<a class="anchor" aria-label="anchor" href="#usage"></a></h2>
    <p>To use the styles created by this theme function, make sure
that you use <code>xaringan-themer.css</code> as your CSS file in your slides' YAML
header. If you change the name of the output file using the <code>outfile</code>
argument, use that name instead of the default file name.</p>
<p></p><div class="sourceCode yaml"><pre><code><span id="cb1-1"><a href="#cb1-1" aria-hidden="true" tabindex="-1"></a><span class="fu">output</span><span class="kw">:</span></span>
<span id="cb1-2"><a href="#cb1-2" aria-hidden="true" tabindex="-1"></a><span class="at">xaringan:</span><span class="fu">:moon_reader</span><span class="kw">:</span></span>
<span id="cb1-3"><a href="#cb1-3" aria-hidden="true" tabindex="-1"></a><span class="at">  </span><span class="fu">css</span><span class="kw">:</span><span class="at"> xaringan-themer.css</span></span></code></pre><p></p></div>
    </div>
    <div class="section level2">
    <h2 id="see-also">See also<a class="anchor" aria-label="anchor" href="#see-also"></a></h2>
    <div class="dont-index"><p>Other themes: 
<code><a href="style_duo_accent_inverse.html">style_duo_accent_inverse</a>()</code>,
<code><a href="style_duo_accent.html">style_duo_accent</a>()</code>,
<code><a href="style_mono_accent_inverse.html">style_mono_accent_inverse</a>()</code>,
<code><a href="style_mono_accent.html">style_mono_accent</a>()</code>,
<code><a href="style_mono_dark.html">style_mono_dark</a>()</code>,
<code><a href="style_mono_light.html">style_mono_light</a>()</code>,
<code><a href="style_solarized_dark.html">style_solarized_dark</a>()</code>,
<code><a href="style_solarized_light.html">style_solarized_light</a>()</code>,
<code><a href="style_xaringan.html">xaringanthemer_font_default</a>()</code></p>
<p>Other Duotone themes: 
<code><a href="style_duo_accent_inverse.html">style_duo_accent_inverse</a>()</code>,
<code><a href="style_duo_accent.html">style_duo_accent</a>()</code></p></div>
    </div>

    <div class="section level2">
    <h2 id="ref-examples">Examples<a class="anchor" aria-label="anchor" href="#ref-examples"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="co"># Create a xaringan style in a temporary file</span></span></span>
<span class="r-in"><span><span class="va">xaringan_themer_css</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/tempfile.html" class="external-link">tempfile</a></span><span class="op">(</span><span class="st">"xaringan-themer-"</span>, fileext <span class="op">=</span> <span class="st">".css"</span><span class="op">)</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="fu">style_duo</span><span class="op">(</span></span></span>
<span class="r-in"><span>  primary_color <span class="op">=</span> <span class="st">"#1f4257"</span>,</span></span>
<span class="r-in"><span>  secondary_color <span class="op">=</span> <span class="st">"#f97b64"</span>,</span></span>
<span class="r-in"><span>  outfile <span class="op">=</span> <span class="va">xaringan_themer_css</span> <span class="co"># omit in your slides to write the</span></span></span>
<span class="r-in"><span>                                <span class="co"># styles to xaringan-themer.css</span></span></span>
<span class="r-in"><span><span class="op">)</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># View the CSS:</span></span></span>
<span class="r-in"><span><span class="co"># file.edit(xaringan_themer_css)</span></span></span>
</code></pre></div>
    </div>
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