Merge branch 'master' into v4

7 files changed, 307 insertions, 266 deletions

diff --git a/docs/assets/js/ie-emulation-modes-warning.js b/docs/assets/js/ie-emulation-modes-warning.js
index 896ed6225..3f97ba58b 100644
--- a/docs/assets/js/ie-emulation-modes-warning.js
+++ b/docs/assets/js/ie-emulation-modes-warning.js
@@ -2,10 +2,10 @@
 // IT'S JUST JUNK FOR OUR DOCS!
 // ++++++++++++++++++++++++++++++++++++++++++
 /*!
- * Copyright 2014 Twitter, Inc.
+ * Copyright 2014-2015 Twitter, Inc.
  *
  * Licensed under the Creative Commons Attribution 3.0 Unported License. For
- * details, see http://creativecommons.org/licenses/by/3.0/.
+ * details, see https://creativecommons.org/licenses/by/3.0/.
  */
 // Intended to prevent false-positive bug reports about Bootstrap not working properly in old versions of IE due to folks testing using IE's unreliable emulation modes.
 (function () {
@@ -23,8 +23,8 @@
 
   function actualNonEmulatedIEMajorVersion() {
     // Detects the actual version of IE in use, even if it's in an older-IE emulation mode.
-    // IE JavaScript conditional compilation docs: http://msdn.microsoft.com/en-us/library/ie/121hztk3(v=vs.94).aspx
-    // @cc_on docs: http://msdn.microsoft.com/en-us/library/ie/8ka90k2e(v=vs.94).aspx
+    // IE JavaScript conditional compilation docs: https://msdn.microsoft.com/library/121hztk3%28v=vs.94%29.aspx
+    // @cc_on docs: https://msdn.microsoft.com/library/8ka90k2e%28v=vs.94%29.aspx
     var jscriptVersion = new Function('/*@cc_on return @_jscript_version; @*/')() // jshint ignore:line
     if (jscriptVersion === undefined) {
       return 11 // IE11+ not in emulation mode
diff --git a/docs/assets/js/ie10-viewport-bug-workaround.js b/docs/assets/js/ie10-viewport-bug-workaround.js
index ab1696734..479a6ebda 100644
--- a/docs/assets/js/ie10-viewport-bug-workaround.js
+++ b/docs/assets/js/ie10-viewport-bug-workaround.js
@@ -1,8 +1,7 @@
 /*!
  * IE10 viewport hack for Surface/desktop Windows 8 bug
- * Copyright 2014 Twitter, Inc.
- * Licensed under the Creative Commons Attribution 3.0 Unported License. For
- * details, see http://creativecommons.org/licenses/by/3.0/.
+ * Copyright 2014-2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
 // See the Getting Started docs for more information:
@@ -20,4 +19,5 @@
     )
     document.querySelector('head').appendChild(msViewportStyle)
   }
+
 })();
diff --git a/docs/assets/js/src/application.js b/docs/assets/js/src/application.js
deleted file mode 100644
index 8e770d9d0..000000000
--- a/docs/assets/js/src/application.js
+++ /dev/null
@@ -1,135 +0,0 @@
-// NOTICE!! DO NOT USE ANY OF THIS JAVASCRIPT
-// IT'S ALL JUST JUNK FOR OUR DOCS!
-// ++++++++++++++++++++++++++++++++++++++++++
-
-/*!
- * JavaScript for Bootstrap's docs (http://getbootstrap.com)
- * Copyright 2011-2014 Twitter, Inc.
- * Licensed under the Creative Commons Attribution 3.0 Unported License. For
- * details, see http://creativecommons.org/licenses/by/3.0/.
- */
-
-/* global ZeroClipboard, addAnchors */
-
-!function ($) {
-  'use strict';
-
-  $(function () {
-
-    // // Scrollspy
-    // var $window = $(window)
-    // var $body   = $(document.body)
-
-    // $body.scrollspy({
-    //   target: '.active .bd-sidenav'
-    // })
-    // $window.on('load', function () {
-    //   $body.scrollspy('refresh')
-    // })
-
-    // Kill links
-    // $('[href=#]').click(function (e) {
-    //   e.preventDefault()
-    // })
-
-    // Tooltip and popover demos
-    $('.tooltip-demo').tooltip({
-      selector: '[data-toggle="tooltip"]',
-      container: 'body'
-    })
-    $('.popover-demo').popover({
-      selector: '[data-toggle="popover"]',
-      container: 'body'
-    })
-
-    // Demos within modals
-    $('.tooltip-test').tooltip()
-    $('.popover-test').popover()
-
-    // Popover demos
-    $('.bd-popover').popover()
-
-    // Button state demo
-    $('#loading-example-btn').on('click', function () {
-      var $btn = $(this)
-      btn.button('loading')
-      setTimeout(function () {
-        btn.button('reset')
-      }, 3000)
-    })
-
-    // Modal relatedTarget demo
-    $('#exampleModal').on('show.bs.modal', function (event) {
-      var $button = $(event.relatedTarget) // Button that triggered the modal
-      var recipient = button.data('whatever') // Extract info from data-* attributes
-      // If necessary, you could initiate an AJAX request here (and then do the updating in a callback).
-      // Update the modal's content. We'll use jQuery here, but you could use a data binding library or other methods instead.
-      var $modal = $(this)
-      modal.find('.modal-title').text('New message to ' + recipient)
-      modal.find('.modal-body input').val(recipient)
-    })
-
-    // Activate animated progress bar
-    $('.bd-activate-animated-progressbar').on('click', function () {
-      $(this).prev('.progress-striped').toggleClass('progress-animated')
-    })
-
-    // Custom indeterminate checkbox
-    $('.bs-example-indeterminate input').prop('indeterminate', true)
-
-    // Config ZeroClipboard
-    ZeroClipboard.config({
-      moviePath: '/assets/flash/ZeroClipboard.swf',
-      hoverClass: 'btn-clipboard-hover'
-    })
-
-    // Insert copy to clipboard button before .highlight
-    $('.highlight').each(function () {
-      var btnHtml = '<div class="zero-clipboard"><span class="btn-clipboard">Copy</span></div>'
-      $(this).before(btnHtml)
-    })
-    var zeroClipboard = new ZeroClipboard($('.btn-clipboard'))
-    var $htmlBridge = $('#global-zeroclipboard-html-bridge')
-
-    // Handlers for ZeroClipboard
-    zeroClipboard.on('load', function () {
-      htmlBridge
-        .data('placement', 'top')
-        .attr('title', 'Copy to clipboard')
-        .tooltip()
-    })
-
-    // Copy to clipboard
-    zeroClipboard.on('dataRequested', function (client) {
-      var highlight = $(this).parent().nextAll('.highlight').first()
-      client.setText(highlight.text())
-    })
-
-    // Notify copy success and reset tooltip title
-    zeroClipboard.on('complete', function () {
-      htmlBridge
-        .attr('title', 'Copied!')
-        .tooltip('fixTitle')
-        .tooltip('show')
-        .attr('title', 'Copy to clipboard')
-        .tooltip('fixTitle')
-    })
-
-    // Notify copy failure
-    zeroClipboard.on('noflash wrongflash', function () {
-      htmlBridge
-        .attr('title', 'Flash required')
-        .tooltip('fixTitle')
-        .tooltip('show')
-    })
-
-  })
-
-}(jQuery)
-
-;(function () {
-  'use strict';
-
-
-  addAnchors('.bd-container > h2, .bd-container > h3, .bd-container > h4, .bd-container > h5');
-})();
diff --git a/docs/assets/js/vendor/anchor.js b/docs/assets/js/vendor/anchor.js
index e5ddfa725..248821fc4 100644
--- a/docs/assets/js/vendor/anchor.js
+++ b/docs/assets/js/vendor/anchor.js
@@ -1,48 +1,196 @@
 /*!
- * AnchorJS - v0.1.0 - 2014-08-17
+ * AnchorJS - v1.0.1 - 2015-05-15
  * https://github.com/bryanbraun/anchorjs
- * Copyright (c) 2014 Bryan Braun; Licensed MIT
+ * Copyright (c) 2015 Bryan Braun; Licensed MIT
  */
 
-function addAnchors(selector) {
+function AnchorJS(options) {
   'use strict';
 
-  // Sensible default selector, if none is provided.
-  if (!selector) {
-    selector = 'h1, h2, h3, h4, h5, h6';
-  } else if (typeof selector !== 'string') {
-    throw new Error('AnchorJS accepts only strings; you used a ' + typeof selector);
-  }
+  this.options = options || {};
 
-  // Select any elements that match the provided selector.
-  var elements = document.querySelectorAll(selector);
+  this._applyRemainingDefaultOptions = function(opts) {
+    this.options.icon = this.options.hasOwnProperty('icon') ? opts.icon : '&#xe9cb'; // Accepts characters (and also URLs?), like  '#', '¶', '❡', or '§'.
+    this.options.visible = this.options.hasOwnProperty('visible') ? opts.visible : 'hover'; // Also accepts 'always'
+    this.options.placement = this.options.hasOwnProperty('placement') ? opts.placement : 'right'; // Also accepts 'left'
+    this.options.class = this.options.hasOwnProperty('class') ? opts.class : ''; // Accepts any class name.
+  };
 
-  // Loop through the selected elements.
-  for (var i = 0; i < elements.length; i++) {
-    var elementID;
+  this._applyRemainingDefaultOptions(options);
 
-    if (elements[i].hasAttribute('id')) {
-      elementID = elements[i].getAttribute('id');
-    } else {
-      // We need to create an ID on our element. First, we find which text selection method is available to the browser.
-      var textMethod = document.body.textContent ? 'textContent' : 'innerText';
+  this.add = function(selector) {
+    var elements,
+        elsWithIds,
+        idList,
+        elementID,
+        i,
+        roughText,
+        tidyText,
+        index,
+        count,
+        newTidyText,
+        readableID,
+        anchor,
+        div,
+        anchorNodes;
+
+    this._applyRemainingDefaultOptions(this.options);
+
+    // Provide a sensible default selector, if none is given.
+    if (!selector) {
+      selector = 'h1, h2, h3, h4, h5, h6';
+    } else if (typeof selector !== 'string') {
+      throw new Error('The selector provided to AnchorJS was invalid.');
+    }
+
+    elements = document.querySelectorAll(selector);
+    if (elements.length === 0) {
+      return false;
+    }
+
+    this._addBaselineStyles();
+
+    // We produce a list of existing IDs so we don't generate a duplicate.
+    elsWithIds = document.querySelectorAll('[id]');
+    idList = [].map.call(elsWithIds, function assign(el) {
+      return el.id;
+    });
+
+    for (i = 0; i < elements.length; i++) {
+
+      if (elements[i].hasAttribute('id')) {
+        elementID = elements[i].getAttribute('id');
+      } else {
+        roughText = elements[i].textContent;
+
+        // Refine it so it makes a good ID. Strip out non-safe characters, replace
+        // spaces with hyphens, truncate to 32 characters, and make toLowerCase.
+        //
+        // Example string:                                // '⚡⚡⚡ Unicode icons are cool--but don't belong in a URL.'
+        tidyText = roughText.replace(/[^\w\s-]/gi, '')    // ' Unicode icons are cool--but dont belong in a URL'
+                                .replace(/\s+/g, '-')     // '-Unicode-icons-are-cool--but-dont-belong-in-a-URL'
+                                .replace(/-{2,}/g, '-')   // '-Unicode-icons-are-cool-but-dont-belong-in-a-URL'
+                                .substring(0, 32)         // '-Unicode-icons-are-cool-but-dont'
+                                .replace(/^-+|-+$/gm, '') // 'Unicode-icons-are-cool-but-dont'
+                                .toLowerCase();           // 'unicode-icons-are-cool-but-dont'
+
+        // Compare our generated ID to existing IDs (and increment it if needed)
+        // before we add it to the page.
+        newTidyText = tidyText;
+        count = 0;
+        do {
+          if (index !== undefined) {
+            newTidyText = tidyText + '-' + count;
+          }
+          // .indexOf is supported in IE9+.
+          index = idList.indexOf(newTidyText);
+          count += 1;
+        } while (index !== -1);
+        index = undefined;
+        idList.push(newTidyText);
+
+        // Assign it to our element.
+        // Currently the setAttribute element is only supported in IE9 and above.
+        elements[i].setAttribute('id', newTidyText);
+
+        elementID = newTidyText;
+      }
 
-      // Get the text inside our element
-      var roughText = elements[i][textMethod];
+      readableID = elementID.replace(/-/g, ' ');
 
-      // Refine it so it makes a good ID. Makes all lowercase and hyphen separated.
-      // Ex. Hello World > hello-world
-      var tidyText = roughText.replace(/\s+/g, '-').toLowerCase();
+      anchor = '<a class="anchorjs-link ' + this.options.class + '" href="#' + elementID + '" aria-label="Anchor link for: ' + readableID + '" data-anchorjs-icon="' + this.options.icon + '"></a>';
 
-      // Assign it to our element.
-      // Currently the setAttribute element is only supported in IE9 and above.
-      elements[i].setAttribute('id', tidyText);
+      div = document.createElement('div');
+      div.innerHTML = anchor;
+      anchorNodes = div.childNodes;
 
-      // Grab it for use in our anchor.
-      elementID = tidyText;
+      if (this.options.visible === 'always') {
+        anchorNodes[0].style.opacity = '1';
+      }
+
+      if (this.options.icon === '&#xe9cb') {
+        anchorNodes[0].style.fontFamily = 'anchorjs-icons';
+        anchorNodes[0].style.fontStyle = 'normal';
+        anchorNodes[0].style.fontVariant = 'normal';
+        anchorNodes[0].style.fontWeight = 'normal';
+      }
+
+      if (this.options.placement === 'left') {
+        anchorNodes[0].style.position = 'absolute';
+        anchorNodes[0].style.marginLeft = '-1em';
+        anchorNodes[0].style.paddingRight = '0.5em';
+        elements[i].insertBefore(anchorNodes[0], elements[i].firstChild);
+      } else { // if the option provided is `right` (or anything else).
+        anchorNodes[0].style.paddingLeft = '0.375em';
+        elements[i].appendChild(anchorNodes[0]);
+      }
+    }
+
+    return this;
+  };
+
+  this.remove = function(selector) {
+    var domAnchor,
+        elements = document.querySelectorAll(selector);
+    for (var i = 0; i < elements.length; i++) {
+      domAnchor = elements[i].querySelector('.anchorjs-link');
+      if (domAnchor) {
+        elements[i].removeChild(domAnchor);
+      }
+    }
+    return this;
+  };
+
+  this._addBaselineStyles = function() {
+    // We don't want to add global baseline styles if they've been added before.
+    if (document.head.querySelector('style.anchorjs') !== null) {
+      return;
     }
-    var anchor = '<a class="anchorjs-link" href="#' + elementID + '"><span class="anchorjs-icon"></span></a>';
 
-    elements[i].innerHTML += anchor;
-  }
+    var style = document.createElement('style'),
+        linkRule =
+        ' .anchorjs-link {'                       +
+        '   opacity: 0;'                          +
+        '   text-decoration: none;'               +
+        '   -webkit-font-smoothing: antialiased;' +
+        '   -moz-osx-font-smoothing: grayscale;'  +
+        ' }',
+        hoverRule =
+        ' *:hover > .anchorjs-link,'              +
+        ' .anchorjs-link:focus  {'                +
+        '   opacity: 1;'                          +
+        ' }',
+        anchorjsLinkFontFace =
+        ' @font-face {'                           +
+        '   font-family: "anchorjs-icons";'       +
+        '   font-style: normal;'                  +
+        '   font-weight: normal;'                 + // Icon from icomoon; 10px wide & 10px tall; 2 empty below & 4 above
+        '   src: url(data:application/x-font-ttf;charset=utf-8;base64,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) format("truetype");' +
+        ' }',
+        pseudoElContent =
+        ' [data-anchorjs-icon]::after {'          +
+        '   content: attr(data-anchorjs-icon);'   +
+        ' }',
+        firstStyleEl;
+
+    style.className = 'anchorjs';
+    style.appendChild(document.createTextNode('')); // Necessary for Webkit.
+
+    // We place it in the head with the other style tags, if possible, so as to
+    // not look out of place. We insert before the others so these styles can be
+    // overridden if necessary.
+    firstStyleEl = document.head.querySelector('[rel="stylesheet"], style');
+    if (firstStyleEl === undefined) {
+      document.head.appendChild(style);
+    } else {
+      document.head.insertBefore(style, firstStyleEl);
+    }
+
+    style.sheet.insertRule(linkRule, style.sheet.cssRules.length);
+    style.sheet.insertRule(hoverRule, style.sheet.cssRules.length);
+    style.sheet.insertRule(pseudoElContent, style.sheet.cssRules.length);
+    style.sheet.insertRule(anchorjsLinkFontFace, style.sheet.cssRules.length);
+  };
 }
+
+var anchors = new AnchorJS();
diff --git a/docs/assets/js/vendor/holder.js b/docs/assets/js/vendor/holder.js
deleted file mode 100644
index a04ecff67..000000000
--- a/docs/assets/js/vendor/holder.js
+++ /dev/null
@@ -1,12 +0,0 @@
-/*!
-
-Holder - client side image placeholders
-Version 2.4.1+f2l1h
-© 2014 Ivan Malopinsky - http://imsky.co
-
-Site:     http://imsky.github.io/holder
-Issues:   https://github.com/imsky/holder/issues
-License:  http://opensource.org/licenses/MIT
-
-*/
-!function(e,t,r){t[e]=r}("onDomReady",this,function(e){"use strict";function t(e){if(!b){if(!a.body)return i(t);for(b=!0;e=S.shift();)i(e)}}function r(e){(y||e.type===s||a[c]===u)&&(n(),t())}function n(){y?(a[x](m,r,d),e[x](s,r,d)):(a[g](v,r),e[g](h,r))}function i(e,t){setTimeout(e,+t>=0?t:1)}function o(e){b?i(e):S.push(e)}null==document.readyState&&document.addEventListener&&(document.addEventListener("DOMContentLoaded",function E(){document.removeEventListener("DOMContentLoaded",E,!1),document.readyState="complete"},!1),document.readyState="loading");var a=e.document,l=a.documentElement,s="load",d=!1,h="on"+s,u="complete",c="readyState",f="attachEvent",g="detachEvent",p="addEventListener",m="DOMContentLoaded",v="onreadystatechange",x="removeEventListener",y=p in a,w=d,b=d,S=[];if(a[c]===u)i(t);else if(y)a[p](m,r,d),e[p](s,r,d);else{a[f](v,r),e[f](h,r);try{w=null==e.frameElement&&l}catch(C){}w&&w.doScroll&&!function k(){if(!b){try{w.doScroll("left")}catch(e){return 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\ No newline at end of file
diff --git a/docs/assets/js/vendor/holder.min.js b/docs/assets/js/vendor/holder.min.js
new file mode 100644
index 000000000..83e329db4
--- /dev/null
+++ b/docs/assets/js/vendor/holder.min.js
@@ -0,0 +1,12 @@
+/*!
+
+Holder - client side image placeholders
+Version 2.6.0+51ebp
+© 2015 Ivan Malopinsky - http://imsky.co
+
+Site:     http://holderjs.com
+Issues:   https://github.com/imsky/holder/issues
+License:  http://opensource.org/licenses/MIT
+
+*/
+!function(a,b){"object"==typeof exports&&"object"==typeof module?module.exports=b():"function"==typeof define&&define.amd?define(b):"object"==typeof exports?exports.Holder=b():a.Holder=b()}(this,function(){return function(a){function b(d){if(c[d])return c[d].exports;var e=c[d]={exports:{},id:d,loaded:!1};return a[d].call(e.exports,e,e.exports,b),e.loaded=!0,e.exports}var c={};return b.m=a,b.c=c,b.p="",b(0)}([function(a,b,c){(function(b){function d(a,b,c,d){var g=e(c.substr(c.lastIndexOf(a.domain)),a);g&&f({mode:null,el:d,flags:g,engineSettings:b})}function e(a,b){for(var c={theme:y(K.settings.themes.gray,null),stylesheets:b.stylesheets,holderURL:[]},d=!1,e=String.fromCharCode(11),f=a.replace(/([^\\])\//g,"$1"+e).split(e),g=/%[0-9a-f]{2}/gi,h=f.length,i=0;h>i;i++){var j=f[i];if(j.match(g))try{j=decodeURIComponent(j)}catch(k){j=f[i]}var l=!1;if(K.flags.dimensions.match(j))d=!0,c.dimensions=K.flags.dimensions.output(j),l=!0;else 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diff --git a/docs/assets/scss/_anchor.scss b/docs/assets/scss/_anchor.scss
index b49eb41ac..f15b230fb 100644
--- a/docs/assets/scss/_anchor.scss
+++ b/docs/assets/scss/_anchor.scss
@@ -1,98 +1,126 @@
+// //
+// // Store the link icon as a base64 embedded icon font.
+// //
+// @font-face {
+//   font-family: 'anchorjs-icons';
+//   src: url(data:application/x-font-ttf;charset=utf-8;base64,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) format('truetype'),
+//   url(data:application/font-woff;charset=utf-8;base64,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) format('woff');
+//   font-style: normal;
+//   font-weight: normal;
+// }
 //
-// Store the link icon as a base64 embedded icon font.
+// .anchorjs-icon {
+//   font-family: 'anchorjs-icons';
+//   font-style: normal;
+//   font-variant: normal;
+//   font-weight: normal;
+//   line-height: 1;
+//   speak: none;
+//   text-transform: none;
 //
-@font-face {
-  font-family: 'anchorjs-icons';
-  src: url(data:application/x-font-ttf;charset=utf-8;base64,AAEAAAALAIAAAwAwT1MvMg6v8yoAAAC8AAAAYGNtYXDL8RqdAAABHAAAADxnYXNwAAAAEAAAAVgAAAAIZ2x5Zkm2oNUAAAFgAAABWGhlYWQAHd4cAAACuAAAADZoaGVhB3sECwAAAvAAAAAkaG10eAYAAEcAAAMUAAAADGxvY2EACgCsAAADIAAAAAhtYXhwAAYAcAAAAygAAAAgbmFtZUQXtNYAAANIAAABOXBvc3QAAwAAAAAEhAAAACAAAwQAAZAABQAAApkCzAAAAI8CmQLMAAAB6wAzAQkAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAACDmAAPA/8D/wAPAAEAAAAAAAAAAAAAAAAAAAAAgAAAAAAACAAAAAwAAABQAAwABAAAAFAAEACgAAAAGAAQAAQACACDmAP//AAAAIOYA////4RoCAAEAAAAAAAAAAQAB//8ADwABAAAAAAAAAAAAAgAANzkBAAAAAAIARwAHA7kDeQA2AG0AAAEnLgEiBg8BDgEUFh8BHgMXNy4DLwEuATQ2PwE+ATIWHwEeARQGDwEeAxU3PgE0JicBLgMnBx4DHwEeARQGDwEOASImLwEuATQ2PwEuAzUHDgEUFh8BHgEyNj8BPgE0Ji8BA7kEI1ldWiPaIyQkIwQDBgYGBFAEBwYHAwQTExMT2xMwMjETBBMTExNjBwkGA5gkIyMk/r4DBgYGBFAEBwYHAwQTExMT2xMwMjETBBMTExNjBwkGA5gkIyMkBCNZXVoj2iMkJCMEA3UEJCMjJNojWV1aIwQDBgUFA1ACBQUFAwQUMDIxE9oTExMTBBMxMjATYxAhISIRmSNaXVkj/sYDBgUFA1ACBQUFAwQUMDIxE9oTExMTBBMxMjATYxAhISIRmSNaXVkjBCQjIyTaI1ldWiMEAAEAAAABAABR/4xQXw889QALBAAAAAAAzqNM0wAAAADOo0zTAAAAAAO5A3kAAAAIAAIAAAAAAAAAAQAAA8D/wAAABAAAAABHA7kAAQAAAAAAAAAAAAAAAAAAAAMAAAAAAgAAAAQAAEcAAAAAAAoArAABAAAAAwBuAAIAAAAAAAIAAAAAAAAAAAAAAAAAAAAAAAAADgCuAAEAAAAAAAEADgAAAAEAAAAAAAIADgBHAAEAAAAAAAMADgAkAAEAAAAAAAQADgBVAAEAAAAAAAUAFgAOAAEAAAAAAAYABwAyAAEAAAAAAAoAKABjAAMAAQQJAAEADgAAAAMAAQQJAAIADgBHAAMAAQQJAAMADgAkAAMAAQQJAAQADgBVAAMAAQQJAAUAFgAOAAMAAQQJAAYADgA5AAMAAQQJAAoAKABjAGkAYwBvAG0AbwBvAG4AVgBlAHIAcwBpAG8AbgAgADAALgAwAGkAYwBvAG0AbwBvAG5pY29tb29uAGkAYwBvAG0AbwBvAG4AUgBlAGcAdQBsAGEAcgBpAGMAbwBtAG8AbwBuAEcAZQBuAGUAcgBhAHQAZQBkACAAYgB5ACAASQBjAG8ATQBvAG8AbgAAAAADAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA) format('truetype'),
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-  font-style: normal;
-  font-weight: normal;
-}
-
-.anchorjs-icon {
-  font-family: 'anchorjs-icons';
-  font-style: normal;
-  font-variant: normal;
-  font-weight: normal;
-  line-height: 1;
-  speak: none;
-  text-transform: none;
-
-  // Better Icon Rendering
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-}
-
+//   // Better Icon Rendering
+//   -webkit-font-smoothing: antialiased;
+//   -moz-osx-font-smoothing: grayscale;
+// }
 //
-// Link placement and hover behavior.
+// //
+// // Link placement and hover behavior.
+// //
+// .anchorjs-link {
+//   opacity: 0;
+//   text-decoration: none;
+// }
+// *:hover > .anchorjs-link,
+// .anchorjs-link:focus  {
+//   // To fade links as they appear, change transition-property from 'color' to 'all'
+//   opacity: 1;
+//   transition: color .16s linear;
+// }
 //
-.anchorjs-link {
-  opacity: 0;
-  text-decoration: none;
-}
-*:hover > .anchorjs-link,
-.anchorjs-link:focus  {
-  // To fade links as they appear, change transition-property from 'color' to 'all'
-  opacity: 1;
-  transition: color .16s linear;
-}
-
+// //
+// // Make screen-reader friendly description text visually hidden.
+// //
+// .anchorjs-description {
+//   border: 0;
+//   clip: rect(0 0 0 0);
+//   height: 1px;
+//   margin: -1px;
+//   overflow: hidden;
+//   padding: 0;
+//   position: absolute;
+//   width: 1px;
+// }
 //
-// Make screen-reader friendly description text visually hidden.
+// //
+// // Reasonable default styles.
+// // Feel free to override or replace these with your own.
+// //
+// // .anchorjs-link:link    { color: #DFD487; }
+// // .anchorjs-link:visited { color: #DFD487; }
+// // .anchorjs-link:hover   { color: #EC7963; }
+// // .anchorjs-link:active  { color: #EC7963; }
 //
-.anchorjs-description {
-  border: 0;
-  clip: rect(0 0 0 0);
-  height: 1px;
-  margin: -1px;
-  overflow: hidden;
-  padding: 0;
-  position: absolute;
-  width: 1px;
-}
+// .anchorjs-link {
+//   float: left;
+//   width: 1.2em;
+//   height: 1em;
+//   padding-right: .2em;
+//   margin-top: .25em;
+//   margin-left: -1.2em;
+//   font-size: 70%;
+//   color: inherit;
+//   text-align: center;
+// }
+// *:hover > .anchorjs-link:hover {
+//   color: $brand-primary;
+//   text-decoration: none;
+// }
+//
+// // .anchorjs-icon {
+// //   font-size: 90%;
+// //   padding-left: 6px;
+// // }
+//
+// .anchorjs-icon:before {
+//   content: '\e600';
+//   // alternative icons -- uncomment to use
+//   //
+//   // content: '#';
+//   // content: '¶';
+//   // content: '❡';
+//   // content: '§';
+// }
+//
+// @include media-breakpoint-down(sm) {
+//   .anchorjs-link {
+//     display: none;
+//   }
+// }
+
 
 //
-// Reasonable default styles.
-// Feel free to override or replace these with your own.
+// AnchorJS Styles
 //
-// .anchorjs-link:link    { color: #DFD487; }
-// .anchorjs-link:visited { color: #DFD487; }
-// .anchorjs-link:hover   { color: #EC7963; }
-// .anchorjs-link:active  { color: #EC7963; }
 
 .anchorjs-link {
-  float: left;
-  width: 1.2em;
-  height: 1em;
-  padding-right: .2em;
-  margin-top: .25em;
-  margin-left: -1.2em;
-  font-size: 70%;
   color: inherit;
-  text-align: center;
-}
-*:hover > .anchorjs-link:hover {
-  color: $brand-primary;
-  text-decoration: none;
 }
 
-// .anchorjs-icon {
-//   font-size: 90%;
-//   padding-left: 6px;
-// }
-
-.anchorjs-icon:before {
-  content: '\e600';
-  // alternative icons -- uncomment to use
-  //
-  // content: '#';
-  // content: '¶';
-  // content: '❡';
-  // content: '§';
-}
-
-@include media-breakpoint-down(sm) {
+@media (max-width: 480px) {
   .anchorjs-link {
     display: none;
   }
 }
+
+*:hover > .anchorjs-link {
+  opacity: .75;
+  -webkit-transition: color .16s linear;
+       -o-transition: color .16s linear;
+          transition: color .16s linear;
+}
+
+*:hover > .anchorjs-link:hover,
+.anchorjs-link:focus {
+  text-decoration: none;
+  opacity: 1;
+}