text: 
  (function(root, factory) {
    if (typeof define === 'function' && define.amd) {
      define(factory);
    } else if (typeof exports === 'object') {
      module.exports = factory(require, exports, module);
    } else {
      root.scrollReveal = factory();
    }
  }(this, function(require, exports, module) {
  
    /*
     _ _ _____                      _   _
     | | |  __ \                    | | (_)
     ___  ___ _ __ ___ | | | |__) |_____   _____  __ _| |  _ ___
     / __|/ __| '__/ _ \| | |  _  // _ \ \ / / _ \/ _` | | | / __|
     \__ \ (__| | | (_) | | | | \ \  __/\ V /  __/ (_| | |_| \__ \
     |___/\___|_|  \___/|_|_|_|  \_\___| \_/ \___|\__,_|_(_) |___/ v2.3.2
     _/ |
     |__/
  
     ================================================================================
  
     scrollReveal.js (c) 2015 Julian Lloyd ( @julianlloyd )
     Licensed under MIT ( http://www.opensource.org/licenses/mit-license.php )
  
     ==============================================================================*/
  
    window.scrollReveal = (function( window ){
  
      'use strict';
  
      var _requestAnimFrame;
      var _extend;
      var _handler;
      var self;
  
      function scrollReveal( config ){
  
        if ( !( this instanceof scrollReveal ) ) {
          return new scrollReveal( config );
        }
  
        self         = this;
        self.elems   = {};
        self.serial  = 1;
        self.blocked = false;
        self.config  = _extend( self.defaults, config );
  
        if ( self.isMobile() && !self.config.mobile || !self.isSupported() ){
          self.destroy();
          return;
        }
  
        if ( self.config.viewport === window.document.documentElement ){
  
          window.addEventListener( 'scroll', _handler, false );
          window.addEventListener( 'resize', _handler, false );
  
        } else {
          self.config.viewport.addEventListener( 'scroll', _handler, false );
        }
  
        self.init( true );
      }
  
      scrollReveal.prototype = {
  
        defaults: {
  
          enter:    'bottom',
          move:     '8px',
          over:     '0.6s',
          wait:     '0s',
          easing:   'ease',
  
          scale:    { direction: 'up', power: '5%' },
          rotate:   { x: 0, y: 0, z: 0 },
  
          opacity:  0,
          mobile:   false,
          reset:    false,
  
          //        Expects a reference to a DOM node (the <html> node by default)
          //        which is used as the context when checking element visibility.
          viewport: window.document.documentElement,
  
          //        'always' — delay every time an animation resets
          //        'onload' - delay only for animations triggered by first load
          //        'once'   — delay only the first time an animation reveals
          delay:    'once',
  
          //        vFactor changes when an element is considered in the viewport.
          //        The default value of 0.60 means 60% of an element must be
          //        visible for its reveal animation to trigger.
          vFactor:  0.60,
  
          complete: function( el ){} // Note: reset animations do not complete.
        },
  
        // Queries the DOM, builds scrollReveal elements and triggers animation.
        // @param {boolean} flag — a hook for controlling delay on first load.
        init: function( flag ){
  
          var serial;
          var elem;
          var query;
  
          query = Array.prototype.slice.call( self.config.viewport.querySelectorAll('[data-sr]') );
          query.forEach(function( el ){
  
            serial      = self.serial++;
            elem        = self.elems[ serial ] = { domEl: el };
            elem.config = self.configFactory( elem );
            elem.styles = self.styleFactory( elem );
            elem.seen   = false;
  
            el.removeAttribute('data-sr');
  
            el.setAttribute( 'style',
              elem.styles.inline
              + elem.styles.initial
            );
          })
  
          self.scrolled = self.scrollY();
          self.animate( flag );
        },
  
        // Applies and removes appropriate styles.
        // @param {boolean} flag — a hook for controlling delay on first load.
        animate: function( flag ){
  
          var key;
          var elem;
          var visible;
  
          // Begin element store digest.
          for ( key in self.elems ){
            if ( self.elems.hasOwnProperty( key ) ){
  
              elem    = self.elems[ key ];
              visible = self.isElemInViewport( elem );
  
              if ( visible ){
  
                if ( self.config.delay === 'always'
                  || ( self.config.delay === 'onload' && flag )
                  || ( self.config.delay === 'once'   && !elem.seen ) ){
  
                  // Use delay.
                  elem.domEl.setAttribute( 'style',
                    elem.styles.inline
                    + elem.styles.target
                    + elem.styles.transition
                  );
  
                } else {
  
                  // Don’t use delay.
                  elem.domEl.setAttribute( 'style',
                    elem.styles.inline
                    + elem.styles.target
                    + elem.styles.reset
                  );
                }
  
                elem.seen = true;
  
                if ( !elem.config.reset && !elem.animating ){
                  elem.animating = true;
                  complete( key );
                }
  
              } else if ( !visible && elem.config.reset ){
  
                elem.domEl.setAttribute( 'style',
                  elem.styles.inline
                  + elem.styles.initial
                  + elem.styles.reset
                );
              }
            }
          }
  
          // Digest complete, now un-block the event handler.
          self.blocked = false;
  
          // Cleans the DOM and removes completed elements from self.elems.
          // @param {integer} key — self.elems property key.
          function complete( key ){
  
            var elem = self.elems[ key ];
  
            setTimeout(function(){
  
              elem.domEl.setAttribute( 'style', elem.styles.inline );
              elem.config.complete( elem.domEl );
              delete self.elems[ key ];
  
            }, elem.styles.duration );
          }
        },
  
        // Parses an elements data-sr attribute, and returns a configuration object.
        // @param {object} elem — An object from self.elems.
        // @return {object}
        configFactory: function( elem ){
  
          var parsed = {};
          var config = {};
          var words  = elem.domEl.getAttribute('data-sr').split( /[, ]+/ );
  
          words.forEach(function( keyword, i ){
            switch ( keyword ){
  
              case 'enter':
  
                parsed.enter = words[ i + 1 ];
                break;
  
              case 'wait':
  
                parsed.wait = words[ i + 1 ];
                break;
  
              case 'move':
  
                parsed.move = words[ i + 1 ];
                break;
  
              case 'ease':
  
                parsed.move = words[ i + 1 ];
                parsed.ease = 'ease';
                break;
  
              case 'ease-in':
  
                if ( words[ i + 1 ] == 'up' || words[ i + 1 ] == 'down' ){
  
                  parsed.scale.direction = words[ i + 1 ];
                  parsed.scale.power     = words[ i + 2 ];
                  parsed.easing          = 'ease-in';
                  break;
                }
  
                parsed.move   = words[ i + 1 ];
                parsed.easing = 'ease-in';
                break;
  
              case 'ease-in-out':
  
                if ( words[ i + 1 ] == 'up' || words[ i + 1 ] == 'down' ){
  
                  parsed.scale.direction = words[ i + 1 ];
                  parsed.scale.power     = words[ i + 2 ];
                  parsed.easing          = 'ease-in-out';
                  break;
                }
  
                parsed.move   = words[ i + 1 ];
                parsed.easing = 'ease-in-out';
                break;
  
              case 'ease-out':
  
                if ( words[ i + 1 ] == 'up' || words[ i + 1 ] == 'down' ){
  
                  parsed.scale.direction = words[ i + 1 ];
                  parsed.scale.power     = words[ i + 2 ];
                  parsed.easing          = 'ease-out';
                  break;
                }
  
                parsed.move   = words[ i + 1 ];
                parsed.easing = 'ease-out';
                break;
  
              case 'hustle':
  
                if ( words[ i + 1 ] == 'up' || words[ i + 1 ] == 'down' ){
  
                  parsed.scale.direction = words[ i + 1 ];
                  parsed.scale.power     = words[ i + 2 ];
                  parsed.easing          = 'cubic-bezier( 0.6, 0.2, 0.1, 1 )';
                  break;
                }
  
                parsed.move   = words[ i + 1 ];
                parsed.easing = 'cubic-bezier( 0.6, 0.2, 0.1, 1 )';
                break;
  
              case 'over':
  
                parsed.over = words[ i + 1 ];
                break;
  
              case 'flip':
              case 'pitch':
                parsed.rotate   = parsed.rotate || {};
                parsed.rotate.x = words[ i + 1 ];
                break;
  
              case 'spin':
              case 'yaw':
                parsed.rotate   = parsed.rotate || {};
                parsed.rotate.y = words[ i + 1 ];
                break;
  
              case 'roll':
                parsed.rotate   = parsed.rotate || {};
                parsed.rotate.z = words[ i + 1 ];
                break;
  
              case 'reset':
  
                if ( words[ i - 1 ] == 'no' ){
                  parsed.reset = false;
                } else {
                  parsed.reset = true;
                }
                break;
  
              case 'scale':
  
                parsed.scale = {};
  
                if ( words[ i + 1 ] == 'up' || words[ i + 1 ] == 'down' ){
  
                  parsed.scale.direction = words[ i + 1 ];
                  parsed.scale.power     = words[ i + 2 ];
                  break;
                }
  
                parsed.scale.power = words[ i + 1 ];
                break;
  
              case 'vFactor':
              case 'vF':
                parsed.vFactor = words[ i + 1 ];
                break;
  
              case 'opacity':
                parsed.opacity = words[ i + 1 ];
                break;
  
              default:
                return;
            }
          });
  
          // Build default config object, then apply any keywords parsed from the
          // data-sr attribute.
          config = _extend( config, self.config );
          config = _extend( config, parsed );
  
          if ( config.enter === 'top' || config.enter === 'bottom' ){
            config.axis = 'Y';
          } else if ( config.enter === 'left' || config.enter === 'right' ){
            config.axis = 'X';
          }
  
          // Let’s make sure our our pixel distances are negative for top and left.
          // e.g. "enter top and move 25px" starts at 'top: -25px' in CSS.
          if ( config.enter === 'top' || config.enter === 'left' ){
            config.move = '-' + config.move;
          }
  
          return config;
        },
  
        // Generates styles based on an elements configuration property.
        // @param {object} elem — An object from self.elems.
        // @return {object}
        styleFactory: function( elem ){
  
          var inline;
          var initial;
          var reset;
          var target;
          var transition;
  
          var cfg      = elem.config;
          var duration = ( parseFloat( cfg.over ) + parseFloat( cfg.wait ) ) * 1000;
  
          // Want to disable delay on mobile devices? Uncomment the line below.
          // if ( self.isMobile() && self.config.mobile ) cfg.wait = 0;
  
          if ( elem.domEl.getAttribute('style') ){
            inline = elem.domEl.getAttribute('style') + '; visibility: visible; ';
          } else {
            inline = 'visibility: visible; ';
          }
  
          transition = '-webkit-transition: -webkit-transform ' + cfg.over + ' ' + cfg.easing + ' ' + cfg.wait + ', opacity ' + cfg.over + ' ' + cfg.easing + ' ' + cfg.wait + '; ' +
            'transition: transform '         + cfg.over + ' ' + cfg.easing + ' ' + cfg.wait + ', opacity ' + cfg.over + ' ' + cfg.easing + ' ' + cfg.wait + '; ' +
            '-webkit-perspective: 1000;' +
            '-webkit-backface-visibility: hidden;';
  
          reset      = '-webkit-transition: -webkit-transform ' + cfg.over + ' ' + cfg.easing + ' 0s, opacity ' + cfg.over + ' ' + cfg.easing + ' 0s; ' +
            'transition: transform '         + cfg.over + ' ' + cfg.easing + ' 0s, opacity ' + cfg.over + ' ' + cfg.easing + ' 0s; ' +
            '-webkit-perspective: 1000; ' +
            '-webkit-backface-visibility: hidden; ';
  
          initial = 'transform:';
          target  = 'transform:';
          build();
  
          // Build again for webkit…
          initial += '-webkit-transform:';
          target  += '-webkit-transform:';
          build();
  
          return {
            transition: transition,
            initial:    initial,
            target:     target,
            reset:      reset,
            inline:     inline,
            duration:   duration
          };
  
          // Constructs initial and target styles.
          function build(){
  
            if ( parseInt( cfg.move ) !== 0 ){
              initial += ' translate' + cfg.axis + '(' + cfg.move + ')';
              target  += ' translate' + cfg.axis + '(0)';
            }
  
            if ( parseInt( cfg.scale.power ) !== 0 ){
  
              if ( cfg.scale.direction === 'up' ){
                cfg.scale.value = 1 - ( parseFloat( cfg.scale.power ) * 0.01 );
              } else if ( cfg.scale.direction === 'down' ){
                cfg.scale.value = 1 + ( parseFloat( cfg.scale.power ) * 0.01 );
              }
  
              initial += ' scale(' + cfg.scale.value + ')';
              target  += ' scale(1)';
            }
  
            if ( cfg.rotate.x ){
              initial += ' rotateX(' + cfg.rotate.x + ')';
              target  += ' rotateX(0)';
            }
  
            if ( cfg.rotate.y ){
              initial += ' rotateY(' + cfg.rotate.y + ')';
              target  += ' rotateY(0)';
            }
  
            if ( cfg.rotate.z ){
              initial += ' rotateZ(' + cfg.rotate.z + ')';
              target  += ' rotateZ(0)';
            }
  
            initial += '; opacity: ' + cfg.opacity + '; ';
            target  += '; opacity: 1; ';
          }
        },
  
        getViewportH: function(){
  
          var client = self.config.viewport['clientHeight'];
          var inner  = window['innerHeight'];
  
          if ( self.config.viewport === window.document.documentElement ){
            return ( client < inner ) ? inner : client;
          }
  
          return client;
        },
  
        scrollY: function(){
          if ( self.config.viewport === window.document.documentElement ){
            return window.pageYOffset;
          } else {
            return self.config.viewport.scrollTop + self.config.viewport.offsetTop;
          }
        },
  
        getOffset: function( el ){
  
          var offsetTop  = 0;
          var offsetLeft = 0;
  
          do {
            if ( !isNaN( el.offsetTop ) ){
              offsetTop  += el.offsetTop;
            }
            if ( !isNaN( el.offsetLeft ) ){
              offsetLeft += el.offsetLeft;
            }
          } while ( el = el.offsetParent );
  
          return {
            top: offsetTop,
            left: offsetLeft
          };
        },
  
        isElemInViewport: function( elem ){
  
          var elHeight = elem.domEl.offsetHeight;
          var elTop    = self.getOffset( elem.domEl ).top;
          var elBottom = elTop + elHeight;
          var vFactor  = elem.config.vFactor || 0;
  
          return ( confirmBounds() || isPositionFixed() );
  
          function confirmBounds(){
  
            var top        = elTop + elHeight * vFactor;
            var bottom     = elBottom - elHeight * vFactor;
            var viewBottom = self.scrolled + self.getViewportH();
            var viewTop    = self.scrolled;
  
            return ( top < viewBottom ) && ( bottom > viewTop );
          }
  
          function isPositionFixed(){
  
            var el    = elem.domEl;
            var style = el.currentStyle || window.getComputedStyle( el, null );
  
            return style.position === 'fixed';
          }
        },
  
        isMobile: function(){
  
          var agent = navigator.userAgent || navigator.vendor || window.opera;
  
          return (/(ipad|playbook|silk|android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino/i.test( agent )||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test( agent.substr( 0, 4 ))) ? true : false;
        },
  
        isSupported: function(){
  
          var sensor    = document.createElement('sensor');
          var cssPrefix = 'Webkit,Moz,O,'.split(',');
          var tests     = ( 'transition ' + cssPrefix.join('transition,') ).split(',');
  
          for ( var i = 0; i < tests.length; i++ ){
            if ( !sensor.style[tests[i]] === '' ){
              return false;
            }
          }
  
          return true;
        },
  
        destroy: function(){
  
          var node = self.config.viewport;
          var query = Array.prototype.slice.call( node.querySelectorAll('[data-sr]') );
  
          query.forEach(function( el ){
            el.removeAttribute('data-sr');
          });
        }
      } // End of the scrollReveal prototype ======================================|
  
      _handler = function( e ){
  
        if ( !self.blocked ){
  
          self.blocked  = true;
          self.scrolled = self.scrollY();
  
          _requestAnimFrame(function(){
            self.animate();
          });
        }
      }
  
      _extend = function( target, src ){
  
        for ( var prop in src ){
          if ( src.hasOwnProperty( prop ) ){
            target[ prop ] = src[ prop ];
          }
        }
  
        return target;
      }
  
      // RequestAnimationFrame polyfill.
      _requestAnimFrame = (function(){
  
        return window.requestAnimationFrame        ||
          window.webkitRequestAnimationFrame  ||
          window.mozRequestAnimationFrame     ||
  
          function( callback ){
            window.setTimeout( callback, 1000 / 60 );
          };
      }());
  
      return scrollReveal;
  
    })( window );
  
    return scrollReveal;
  
  }));
  