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<!DOCTYPE HTML>
<html>
<head>
<!--[if gte IE 9]><meta http-equiv="X-UA-Compatible" content="IE=edge" /><![endif]-->
<!--[if lt IE 9]><meta http-equiv="X-UA-Compatible" content="IE=edge;chrome=1" /><![endif]-->
<meta charset="utf-8" />
<title>Selectors: Select This!</title>
<link rel="stylesheet" href="white.css"/>
<style>
.current * { -webkit-tap-highlight-color: #bada55;}
.thisSlide.foo {
-webkit-tap-highlight-color: #bada55;
-webkit-user-select: none;
-webkit-touch-callout: none;
}
.beforeafter:before {
content: "before - ";
font-weight: bold;
}
.beforeafter:after {
content: " - after";
font-weight: bold;
}
.active {color: red; font-weight: bold; background-color: rgba(0,0,0,0.3)}
</style>
</head>
<body>
<!-- Top instructions -->
<div id="topinfo"></div>
<!-- footer instructions -->
<div id="info">
<p><a href="http://standardista.com">Estelle Weyl</a> | <a href="http://twitter.com/estellevw">@estellevw</a> | <a href="http://github.com/estelle">Github</a> | Press <span class="key">→</span> key to advance.</p>
</div>
<div id="presentation">
<div id="presentation-counter"></div>
<div id="slides">
<div class="slide intro">
<header><hgroup>
<h1><span class="textmask">Select This!</span><br> CSS Selectors</h1>
</hgroup></header>
<p><a href="http://estelle.github.com/selectors/" style="color: #000">http://estelle.github.com/selectors/</a></p>
</div>
<!--
<div class="slide normal">
<header><h1>Me</h1></header>
<section class="content">
<h1 class="textmask">Estelle Weyl</h1>
<h2><a href="http://www.standardista.com">www.standardista.com</a></h2>
<h2><a href="http://www.twitter.com/estellevw">@estellevw</a></h2>
<h2><a href="http://www.twitter.com/standardista">@standardista</a></h2>
<div style="float:right"><img src="http://akamaicovers.oreilly.com/images/9780980846904/cat.gif" alt="HTML5 and CSS3 for the Real World"><img src="http://akamaicovers.oreilly.com/images/0636920018063/cat.gif" alt="HTML5: The Definitive Guide" style="margin: 0 20px;"/><img src="http://akamaicovers.oreilly.com/images/0636920021711/cat.gif" alt="MObile HTML5" style="margin: 0 20px;"/><img src="http://akamaicovers.oreilly.com/images/0636920025955/cat.gif" alt="Web Performance Daybook"/></div>
</section>
</div>
<!-- basics -->
<div class="slide normal">
<header><h1>Selectors</h1></header>
<section class="content">
<pre contenteditable style="font-size:100%; line-height:1.5">selectorA {
property1: value1;
property2: value2;
}
selectorB {
property1: value3;
property2: value4;
}</pre>
</section>
</div>
<div class="slide normal">
<header><h1>Selectors</h1></header> <section class="content">
<pre contenteditable style="font-size:100%; line-height:1.5">selector:pseudo-class::pseudo-element {
-vendor-property: value;
}
selector[attribute],
selector ~ relation {
property: -vendor-value;
-vendor-property: -vendor-value;
-vendor-property: weirdsyntax;
}</pre></section>
</div>
<!-- Basic Selectors-->
<div class="slide normal light" id="slcElement">
<header><h1>Basic Selectors</h1></header>
<section class="content">
<pre contenteditable style="font-size:100%; line-height:1.5"><ul>
<li id="myID" class="myClass">item 1</li>
<li class="myClass">item 2</li>
<li>item 3</li>
</ul> </pre>
<dl class="inline">
<dt><b class="imp">#</b>myID</dt>
<dd>ID</dd>
<dt><b class="imp">.</b>myClass</dt>
<dd>class</dd>
<dt class="imp">li</dt>
<dd>tag name</dd>
</dl>
</section>
</div>
<div class="slide object">
<header><h1>Play Time</h1></header>
<object data="files/00_basics.html"></object>
<a href="files/00_basics.html" target="play" class="objectlink">Try it out</a>
</div>
<div class="slide normal">
<header><h1>Selectors API</h1></header>
<section class="content">
<pre contenteditable>var chil = $('#bar .foo');</pre>
<p>Natively</p>
<pre contenteditable>var el = document.<strong>querySelector</strong>('#bar');
var chil = el.<strong>querySelectorAll</strong>('.foo');</pre>
<p>or</p>
<pre contenteditable>chil = document.<strong>querySelectorAll</strong>('#bar .foo');</pre>
</section>
</div>
<!-- Relational selectors -->
<div class="slide normal" id="slcRelational">
<header><h1>Relational selectors</h1></header>
<section class="content">
<div class="ex right">
<ol>
<li>item 1</li>
<li>item 2</li>
<li>item 3
<ul>
<li>item a</li>
<li>item b</li>
<li>item c</li>
</ul>
</li>
<li class="hasaclass">hasaclass</li>
<li>item 5</li>
<li>item 6</li>
<li>item 7</li>
</ol>
</div>
<dl>
<dt><span onclick="hasaclass('ul li');">ul li</span>, <br><span onclick="hasaclass('ol li');">ol li</span></dt>
<dd>descendant selector<br />
matches nested <li>s</dd>
<dt onclick="hasaclass('ol > li');">ol > li</dt>
<dd><em>child selector</em> <br />
matches <li>s in <ol> but not nested <ul></dd>
<dt onclick="hasaclass('li.hasaclass + li');">li.hasaclass + li</dt>
<dd><em>adjacent sibling</em> </dd>
<dt onclick="hasaclass('li.hasaclass ~ li');"><strong class="new">NEW </strong><span style="background-color:#eee; padding:3px 20px; position:relative; left: 22px; margin-left: -20px;">(IE7+)</span><br />
li.hasaclass ~ li</dt>
<dd>
<em>general sibling selector</em><br />
matches later siblings, but not nested.</dd>
</dl>
</section>
<script defer>
function hasaclass(selector){
var i = j = 0,
elements = document.querySelectorAll('.current .ex li'),
update = document.querySelectorAll('.current .ex ' + selector);
for (; i < elements.length; i++){
elements[i].classList.remove('active');
}
for (; j < update.length; j++){
update[j].classList.add('active');
}
}
</script>
</div>
<div class="slide">
<header><h1>In case you were wondering...</h1></header>
<section class="content">
<pre contenteditable>
function hasaclass(selector){
var i = j = 0,
elements = document.<strong>querySelectorAll</strong>('.current .ex li'),
update = document.<strong>querySelectorAll</strong>('.current .ex ' + selector);
for (; i < elements.length; i++){
elements[i].<strong>classList.remove</strong>('active');
}
for (; j < update.length; j++){
update[j].<strong>classList.add</strong>('active');
}
} </pre>
</section>
</div>
<div class="slide object">
<header><h1>Play Time</h1></header>
<object data="files/00_basic.html"></object>
<a href="files/00_basic.html" target="play" class="objectlink">Try it out</a>
</div>
<!-- Selector list -->
<div class="slide normal">
<header><h1>Lots 'o Selectors</h1></header>
<section class="content">
<ul class="columns">
<li>*</li>
<li>E</li>
<li>.class</li>
<li>#id</li>
<li>E F</li>
<li>E > F</li>
<li>E + F</li>
<li>E[attribute]</li>
<li>E[attribute=value]</li>
<li>E[attribute~=value]</li>
<li>E[attribute|=value]</li>
<li>:first-child</li>
<li>:lang()</li>
<li>:before</li>
<li>::before</li>
<li>::selection</li>
<li>:after</li>
<li>::after</li>
<li>:first-letter</li>
<li>::first-letter</li>
<li>:first-line</li>
<li>::first-line</li>
<li>E[attribute^=value]</li>
<li>E[attribute$=value]</li>
<li>E[attribute*=value]</li>
<li>E ~ F</li>
<li>:root</li>
<li>:last-child</li>
<li>:only-child</li>
<li>:nth-child()</li>
<li>:nth-last-child()</li>
<li>:first-of-type</li>
<li>:last-of-type</li>
<li>:only-of-type</li>
<li>:nth-of-type()</li>
<li>:nth-last-of-type()</li>
<li>:empty</li>
<li>:not()</li>
<li>:target</li>
<li>:enabled</li>
<li>:disabled</li>
<li>:checked</li>
<li>:indeterminate</li>
<li>:default</li>
<li>:valid</li>
<li>:invalid</li>
<li>:in-range</li>
<li>:out-of-range</li>
<li>:required</li>
<li>:optional</li>
<li>:read-only</li>
<li>:read-write</li>
</ul>
</section>
</div>
<!-- Standardista: selector support grid -->
<div class="slide object">
<object data="http://www.standardista.com/css3/css3-selector-browser-support/"></object>
<a href="http://www.standardista.com/css3/css3-selector-browser-support/"class="objectlink">Standardista</a>
</div>
<!-- Attribute selectors-->
<div class="slide normal">
<header><h1>Attribute selectors</h1></header>
<section class="content">
<dl>
<dt>element[attribute]</dt>
<dd>Select elements containing the named attribute</dd>
</dl>
<pre contenteditable style="font-size: 95%;"><strong>img[alt] {}</strong>
<img src="image.jpg" <strong>alt</strong>="accessible">
<span style="opacity:0.3"><img src="image.jpg" title="inaccessible"></span>
<strong>form [type] {}</strong>
<input <strong>type</strong>=date>
<span style="opacity:0.3"><select></span></pre>
<p><small>IE6 sucks <br />
IE7 support basic non-empty attribute</small></p>
</section>
</div>
<!-- Older attribute selectors -->
<div class="slide normal">
<header style="position:absolute; top: 20px; right: 20px;"><h1>Older attribute selectors</h1></header>
<section class="content">
<dl>
<dt>E[attr]</dt>
<dd>Element E that has the attribute attr with any value.</dd>
<dt>E[attr="val"]</dt>
<dd>Element E that has the attribute attr with the exact, case-sensitive if attribute is case sensitive, value <em>val</em>.</dd>
<dt>E[attr|=val]</dt>
<dd>Element E whose attribute <em>attr</em> has a value <em>val</em> or begins with val- ("val" plus "-").<br />
<pre contenteditable>p[lang|="en"]{/* <p lang="en-us"> <p lang="en-uk"> */ }</pre>
</dd>
<dt>E[attr~=val]</dt>
<dd>Element E whose attribute <em>attr</em> has within its value the space-separated full word <em>val</em>.<br />
<pre contenteditable>a[title~=more] {/* <a title="want more info about this?">}</pre>
</dd></dl>
</section>
</div>
<!-- CSS3 Attribute Selectors -->
<div class="slide normal">
<header style="position:absolute; top: 20px; right: 20px;"><h1>CSS3 Attribute Selectors</h1></header>
<section class="content">
<dl>
<dt>E[attr^=val]</dt>
<dd>Element E whose attribute <em>attr</em> starts with the value <em>val</em>.<br />
<pre contenteditable>a[href^=mailto] {background-image: url(emailicon.gif);}
a[href^=http]:after {content: " (" attr(href) ")";}</pre>
</dd>
<dt>E[attr$=val]</dt>
<dd>Element E whose attribute <em>attr</em> ends in <em>val</em> . <br />
<pre contenteditable>a[href$=pdf] {background-image: url(pdficon.gif);}
a[href$=pdf]:after {content: " (PDF)";}</pre>
</dd>
<dt>E[attr*=val]</dt>
<dd>Element E whose attribute <em>attr </em>matches <em>val</em> anywhere within the attribute. Similar to E[attr~=val] above, except the <em>val</em> can be part of a word.</dd>
</dl>
<p>Note: Multiple attributes work! a[title][href]</p>
</section>
</div>
<!-- Attribute Selectors Recap -->
<div class="slide normal">
<header><h1>Attribute Selectors Recap</h1></header>
<section class="content">
<pre contenteditable style="float:left; width: 45%; margin: 0 20px 0 0;">
input[placeholder] {
<b class="notes">/* matches any input with a placeholder */</b>}
input[type=email] {
<b class="notes">/* exact match */</b>}
abbr[title~=unicorn] {
<b class="notes">/* matches unicorn but not unicorns */</b>}
abbr[title|=en] {
<b class="notes">/* matches en-us and en-uk */</b>}
a[href^=mailto] {
<b class="notes">/* starts with */</b>}
a[href$=pdf]{
<b class="notes">/* ends in */</b>}
abbr[title*=unicorn] {
<b class="notes">/* matches unicorn and unicorns */</b>}
</pre>
<pre contenteditable style="float:left; width: 40%; margin-top:0;">E:[att] <b class="notes"><br/>/* have the attribute at all */</b>
E:[att=val] <b class="notes"><br/>/* exact */</b>
E:[att~=val] <b class="notes"><br/>/* val is a space separated word */</b>
E:[att|=val] <b class="notes"><br/>/* with a dash */</b>
E:[att^=val] <b class="notes"><br/>/* begins with val */</b>
E:[att$=val] <b class="notes"><br/>/* ends with val */</b>
E:[att*=val] <b class="notes"><br/>/* val is anywhere as a substring */</b>
.</pre>
<pre contenteditable style="clear:both">
@media print{
abbr[title]:after {
content: "(" attr(title) ")";
}
a[href^=http]:after {
content: "(" attr(href) ")";
}
}</pre>
</section>
</div>
<!-- Using attribute selectors -->
<div class="slide object">
<object data="files/01_attr.html"></object>
<header><h1>Using attribute selectors</h1></header>
<a href="files/01_attr.html" target="play" class="objectlink">Attribute Selectors</a>
<p><strong>Note:</strong> The top line of the example is editable. The CSS will impact the contents on the rest of the page.</p>
</div>
<!-- UI pseudo-classes -->
<div class="slide normal">
<header><h1>UI pseudo-classes</h1></header>
<section class="content">
<p>Based on current state of UI</p>
<pre contenteditable>
:enabled
:disabled
:checked
</pre>
<p style="float: left; margin-right:20px">Example:<p>
<pre contenteditable style="float: left">input[type=checkbox]:checked + label {
color: red;
}</pre>
<div style="clear:both;">
<input type="checkbox" id="test1ck"/> <label for="test1ck">Check and Uncheck Me</label><br/>
<input type="checkbox" id="test2ck"/> <label for="test2ck">Check and uncheck me too!</label></div> </section>
</div>
<!--Form related UI pseudo-classes -->
<div class="slide normal">
<header><h1>Form related UI pseudo-classes</h1></header>
<section class="content">
<pre contenteditable class="columns2">:valid
:invalid
:required
:optional
:in-range
:out-of-range
:read-only
:read-write
:default</pre>
<p style="float: left; margin-right:20px">Example:<p>
<pre contenteditable style="float: left">input:valid { border: 1px solid green;}
input:invalid { border: 1px solid red;}
input:required {border-width: 5px;}
input:optional {border-width: 10px;}
input:out-of-range { background-color: pink;}
input:in-range { background-color:lightgreen;}</pre>
<div style="clear:both;">
<input type="number" min="5" max="7" id="test3ck" required/> <label for="test3ck">Number between 5 and 7</label><br/>
<input type="color" pattern="#[a-fA-F0-9]{6}" id="test4ck" /> <label for="test4ck">Hexidecimal color</label>
</div> </section>
</div>
<!-- UI selectors -->
<div class="slide object">
<object data="files/02_uiselectors.html"></object>
<header><h1>UI selectors</h1></header>
<a href="files/02_uiselectors.html" target="play">UI Selectors</a></h1>
<p>Test them out for yourselves</p>
</div>
<!-- List of Structural selectors -->
<div class="slide normal">
<header><h1>Structural selectors</h1></header>
<section class="content">
<pre contenteditable class="columns2">:nth-child()
:nth-last-child()
:nth-of-type()
:nth-last-of-type()
:first-child<sup style="color:#C61800">*</sup>
:last-child
:first-of-type
:last-of-type
:only-child
:only-of-type
:root
:empty
:not(:empty)
</pre>
<ul><li>Target elements on the page based on their relationships to other elements in the DOM.</li>
<li>Updates dynamically if page updates.</li>
<li>Reduced need for extra markup, classes and IDs</li>
</ul>
<small style="position:absolute; bottom: 10px; right: 10px;"><sup style="color:#C61800">*</sup> CSS2 / IE8 </small>
</section>
</div>
<!--First, last, & only -->
<div class="slide normal">
<header><h1>First, last, & only</h1></header>
<section class="content">
<pre contenteditable>
:first-child
:last-child
:first-of-type
:last-of-type
:only-child
:only-of-type
</pre>
<p>Easier to explain <a href="files/04_firstlastonly.html" target="play">by example</a></p>
</section>
</div>
<div class="slide object">
<object data="files/04_firstlastonly.html"></object><header><h1>First, last, & only</h1></header>
<a href="files/04_firstlastonly.html" class="objectlink" target="play">First, last and only</a>
</div>
<!--nth pseudo-classes -->
<div class="slide normal">
<header><h1>nth pseudo-classes</h1></header>
<section class="content">
<pre contenteditable>:nth-child(<b>3n</b>)
:nth-last-child(<b>odd</b>)
:nth-of-type(<b>5</b>)
:nth-last-of-type(<b>3n+1</b>) </pre>
<p>Target element or elements based on argument passed to the selector</p>
<ul class="pre">
<li>:nth-of-type(<b>even</b>)</li>
<li>:nth-of-type(<b>odd</b>)</li>
<li>:nth-of-type(<b>an+b</b>) </li>
</ul>
</section>
</div>
<!--Structural Selectors -->
<div class="slide normal">
<header><h1>Structural Selectors</h1></header>
<section class="content">
<pre contenteditable style="margin-top: 0; float: left;">
li:<b>first-child</b>,
li:<b>last-child</b> {
font-weight: bold;
}
li:<b>first-of-type</b>,
li:<b>last-of-type</b>{
text-decoration:line-through;
}
li:<b>nth-child</b>(<b>even</b>) {
background-color: #CCC;
}
li:nth-child(<b>3</b>) {
color: #CCC;
}
li:<b>nth-of-type</b>(<b>odd</b>) {
background-color: #FFF;
}
li:nth-of-type(<b>4n</b>) {
color: #C61800;
}
li:nth-of-type(<b>3n-1</b>) {
text-align: right;
}
</pre>
<ul class="structural" style="float: right; width:33%;">
<li>item 1</li>
<li>item 2</li>
<li>item 3</li>
<li>item 4</li>
<li>item 5</li>
<li>item 6</li>
<li>item 7</li>
<li>item 8</li>
<li>item 9</li>
<li>item 10</li>
</ul>
</section>
</div>
<!--Advanced Structural Selectors -->
<div class="slide normal">
<header><h1>Structural Selectors</h1></header>
<section class="content">
<ul class="count"><li>1</li></ul>
<ul class="count"><li>1</li><li>2</li></ul>
<ul class="count"><li>1</li><li>2</li><li>3</li></ul>
<ul class="count"><li>1</li><li>2</li><li>3</li><li>4</li></ul>
<pre contenteditable> li:only-of-type{width: 100%;}
li:nth-of-type(1):nth-last-of-type(2),
li:nth-of-type(2):nth-last-of-type(1){width: 50%;}
li:nth-of-type(1):nth-last-of-type(3),
li:nth-of-type(3):nth-last-of-type(1),
li:nth-of-type(2):nth-last-of-type(2){width: 33.33%;}
li:nth-of-type(1):nth-last-of-type(4),
li:nth-of-type(2):nth-last-of-type(3),
li:nth-of-type(3):nth-last-of-type(2),
li:nth-of-type(4):nth-last-of-type(1){width: 25%;}</pre>
</section>
</div>
<div class="slide object">
<object data="files/05_nth.html"></object>
<header><h1>Structural Selectors</h1></header>
<a href="files/05_nth.html" target="play" class="objectlink">Structural Selectors</a>
</div>
<div class="slide object">
<object data="files/05_flag.html#flag"></object>
<header><h1>Flag with Structural Selectors</h1></header>
<a href="files/05_flag.html" target="play" class="objectlink">USA Flag</a>
</div>
<div class="slide object">
<object data="files/05_flag2.html#flag"></object>
<header><h1>Simpler Flag with Structural Selectors</h1></header>
<a href="files/05_flag2.html" target="play" class="objectlink">USA Flag</a>
</div>
<!-- :not -->
<div class="slide normal">
<header><h1><strong>:not</strong> - Negation pseudo-class</h1></header>
<section class="content">
<pre contenteditable>
<span class="hilite" style="background-color:#ededed">div</span><span class="hilite" style="background-color:#deded8">:not(</span><span class="hilite" style="background-color:#f9f9f9">.excludeMe</span><span class="hilite" style="background-color:#deded8">)</span></pre>
</pre>
</section>
</div>
<div class="slide object">
<object data="files/06_not.html"></object>
<header><h1><strong>:not</strong> - Negation pseudo-class</h1></header>
<a href="files/06_not.html" target="play" class="objectlink">Structural Selectors</a>
</div>
<!-- :empty pseudo-class -->
<div class="slide normal">
<header><h1>:empty pseudo-class </h1></header>
<section class="content">
<pre contenteditable>p<strong>:empty</strong> {
/* styles here */
}
</pre>
<p>Matches:
<pre contenteditable><p></p>
<p><!-- this is a comment --></p>
</pre>
</section>
</div>
<!-- lang, target, anchor links-->
<div class="slide normal">
<header><h1>Other Pseudo Classes</h1></header>
<section class="content">
<pre contenteditable>
:lang
:target
</pre>
<p>link & user action pseudo-classes</p>
<pre contenteditable>
:link
:visited
:hover
:active
:focus
</pre>
</section>
</div>
<div class="object slide">
<object data="files/07_target.html"></object>
<header><h1>:target pseudo-class</h1></header>
<a href="files/07_target.html" target="play" class="objectlink">:target example</a>
</div>
<!--root -->
<div class="slide normal">
<header><h1>:root</h1></header>
<section class="content">
<pre contenteditable>
:root
</pre>
<p>Selects the document root, which is <html></p>
<ul><li>Declare <em>font-size</em> on <strong>:root</strong> if using <strong>rem</strong> units</li>
<li>Style <strong>:root</strong> only if showing <strong><head></strong> (as in our exercise files)</li>
<li>In CSS4, define Defining Variables on root. (see <a href="http://dev.w3.org/csswg/css-variables/" target="play">Variables module</a>)</li>
</ul>
<p><small><a href="files/03_root.html" target="play">example</a></small></p>
</section>
</div>
<div class="object slide">
<object data="http://www.standardista.com/wp-content/uploads/2012/01/specifishity1.pdf"></object>
<header><h1>Specificity (SpeciFISHity)</h1></header>
<a href="http://www.standardista.com/wp-content/uploads/2012/01/specifishity1.pdf" target="play" class="objectlink"> </a>
</div>
<!-- Specificity Notes -->
<div class="slide normal">
<header><h1>Specificity: The less than obvious</h1></header>
<section class="content">
<p>The * selector, or global selector, has no value.</p>
<pre contenteditable>* {} 0-0-0 </pre>
<p>Combinators, like ~, >, and + have no value</p>
<pre contenteditable>ul li {} 0-0-2
ul > li {} 0-0-2</pre>
<p>:not has no value, but parameter selector does</p>
<pre contenteditable>.myClass:not(p) {} 0-1-1</pre>
<p>Specificity is not inheritance</p>
</section>
</div>
<!-- Pseudo elements -->
<div class="slide intro">
<header><h1>Pseudo elements</h1></header>
</div>
<!-- Pseudo elements -->
<div class="slide normal thisSlide">
<header><h1>Pseudo elements</h1></header>
<section class="content">
<pre contenteditable style="font-size: 100%;">
::first-line
::first-letter
::selection (not in specification)
::before
::after
</pre>
<p><i class="imp">Pseudo-classes</i> select elements that
already exist.<br>
<i class="imp">Pseudo-elements</i> create "faux" elements you can style.</p>
<p> Use single colon because of IE</p>
</section>
</div>
<!-- Drop Cap -->
<div class="slide object ">
<header><h1>::first-letter</h1></header>
<object data="files/08_dropcap.html">
<section class="content">
<p class="firstletter">You can even pretty drop-caps with :first-letter, but make sure to apply it to p:first-of-type so your site not too ugly. <a href="files/08_dropcap.html" target="play" class="objectlink">Code for drop cap.</a></p> <pre contenteditable>p:first-of-type::first-letter {
position: relative;
top: 8px;
float: left;
font-size: 3em;
line-height: 1;
color: #990000;
padding: 0 4px 2px 0;
font-weight: bold;
}
</pre>
</section>
</object>
<a href="files/08_dropcap.html" target="play" class="objectlink">Drop Cap</a>
</div>
<!-- ::selection -->
<div class="slide normal thisSlide">
<header><h1>::selection</h1></header>
<section class="content">
<pre contenteditable>.thisSlide *::selection {
background-color: #ff1188;
color: #ffffff;
}
</pre>
<p class="notes">Prefix with -moz- for Firefox<br>
Use single colon because of IE</p>
</section>
</div>
<!-- ::selection -->
<div class="slide normal thisSlide foo">
<header><h1>Disabling ::selection</h1></header>
<section class="content">
<pre contenteditable>.thisSlide *::selection {
background-color: #990000;
color: #ffffff;
}</pre>
<p>For mobile but impacts desktop too:</p>
<pre class="contenteditable">.thisSlide {
-webkit-tap-highlight-color: #bada55;
-webkit-user-select: none;
-webkit-touch-callout: none;
}</pre>
</section>
</div>
<!-- :before and :after -->
<div class="slide normal">
<header><h1>::before and ::after</h1></header>
<section class="content">
<pre contenteditable>p:before {
content: "before content - ";
font-weight: bold;
}
p:after{
content: " - after content";
font-weight: bold;
}</pre>
<pre contenteditable><p>the content</p></pre>
<p class="beforeafter">the content</p>
<pre contenteditable><p>
<before>before content - </before>
the content
<after> - after content</after>
</p></pre>
<a href="files/31_generatetext.html" target="play" class="objectlink">Try it out</a> </section>
</div>
<!-- UI selectors -->
<div class="slide object">
<object data="files/generatedcontent.html"></object>
<header><h1>Generated Content</h1></header>
<a href="files/generatedcontent.html" target="play">Generated Content</a></h1>
<p>Test them out for yourselves</p>
</div>
<div class="slide">
<header><h1>IE10 Specific</h1></header>
<section class="content">
<pre contenteditable style="font-size: 1.9rem">::-ms-browse
::-ms-value
::-ms-check
::-ms-clear
::-ms-expand
::-ms-fill
::-ms-fill-lower
::-ms-fill-upper
::-ms-reveal
::-ms-thumb
::-ms-ticks-after
::-ms-ticks-before
::-ms-tooltip
::-ms-track</pre>
</section>
</div>
<div class="slide">
<header><h1>Shadow DOM</h1></header>
<section class="content">
<p>Many, many more pseudo-elements with prefixes currently treated as a shadow DOM
<ul><li>::-webkit-progress-bar</li>
<li>::-webkit-progress-value</li>
<li>::-webkit-meter-even-less-good-value
</li>
<li>::-webkit-inner-spin-button /outer-spin-button
</li>
<li>::-webkit-validation-bubble / arrow-clipper /arrow /message</li>
<li>::-webkit-scrollbar</li>
<li>::-webkit-scrollbar-button / thumb / track
<li><a href="https://developer.mozilla.org/en/CSS_Reference/Mozilla_Extensions#section_22" target="_new">Mozilla Pseudo-elements and pseudo-classes</a></li>
</ul>
</section>
</div>
<!-- selectors tips -->
<div class="slide normal">
<header><h1>Tips</h1></header>
<section class="content">
<ul>
<li><a href="http://selectivizr.com/" target="_blank">selectivizr.com</a> + JS Library = JS for backward compatibility</li>
<li>jQuery $(selector) == document.querySelectorAll(selector)</li>
</li>
</ul>
</section>
</div>
<div class="slide normal">
<header><h1>Thanks</h1></header>
<section class="content">
<h1 class="textmask">Estelle Weyl</h1>
<h2><a href="http://www.standardista.com">www.standardista.com</a></h2>
<h2><a href="http://www.twitter.com/estellevw">@estellevw</a></h2>
<h2><a href="http://www.twitter.com/standardista">@standardista</a></h2>
<div style="float:right"><img src="http://akamaicovers.oreilly.com/images/9780980846904/cat.gif" alt="HTML5 and CSS3 for the Real World"><img src="http://akamaicovers.oreilly.com/images/0636920018063/cat.gif" alt="HTML5: The Definitive Guide" style="margin: 0 20px;"/><img src="http://akamaicovers.oreilly.com/images/0636920021711/cat.gif" alt="MObile HTML5" style="margin: 0 20px;"/><img src="http://akamaicovers.oreilly.com/images/0636920025955/cat.gif" alt="Web Performance Daybook"/></div>
</section>
</div>
<div class="slide">
<header><h1>Links</h1></header>
<section class="content">
<ul>
<li><a href="../CSS-Workshop/part_02_specificity.html">CSS Workshop Part 2</a></li>
<li><a href="../html5mobile/part_02_specificity.html">Mobile HTML5 - CSS Part 2</a></li>
<li><a href="../html5training/css_specificity.html">HTML5 Boot Camp - CSS Part 2</a></li>
<li><a href="../oscon2012/#slide7">Making a CSS3 Slide Deck</a></li>
</ul>
</section>
</div>
</div>
</div>
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