Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URLs added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using its URL and the proper URL extension.

+ add another resource

JavaScript

Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource

Packages

Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.

Behavior

Auto Save

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.

HTML

              
                <section id="container">
</section>
<script>
  window.onload = function() {
    var slides = [
      {
        'img': '600/400',
        'caption': "Lorem ipsum dolor sit amet, consectetur adipiscing elit. In ultricies consectetur mauris, et mattis quam consectetur sit amet. Etiam nec augue lorem. Integer quis tincidunt tortor, facilisis euismod odio"
      },
      {
      'img': '599/400',
        'caption': "Donec gravida, magna at euismod dapibus, purus elit faucibus arcu, et sagittis nulla urna sed lacus. Quisque quis nisl at ligula ullamcorper eleifend ac nec urna. Nulla adipiscing eros ante, a ornare urna scelerisque ac"
      },
      {
      'img': '601/400',
        'caption': "Fusce nec leo et libero pharetra gravida. Fusce mollis tempor ultricies. Etiam hendrerit ac mauris id pharetra. Curabitur volutpat dui nisi, nec fringilla ipsum volutpat vel"
      }
    ];
  
    var slider = new Slideshow().init('container', slides, 600, 400, 'http://lorempixel.com/');
  }
</script>
              
            
!

CSS

              
                * {
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
.slideshow {
  box-sizing: content-box;
  -moz-box-sizing: content-box;
  position: relative;
  padding: 5px;
  /*border-radius: 0 0 15px 15px;*/
  background-color: #000;
  background-image: -webkit-gradient(linear, left top, left bottom, from(#000), to(#333)); /* Chrome, Safari 4+ */
  background-image: -webkit-linear-gradient(top, #000, #333); /* Chrome 10-25, iOS 5+, Safari 5.1+ */
  background-image:    -moz-linear-gradient(top, #000, #333); /* Firefox 3.6-15 */
  background-image:      -o-linear-gradient(top, #000, #333); /* Opera 11.10-12.00 */
  background-image:         linear-gradient(to bottom, #000, #333);
}
.slideshow-spot {
  position: relative;
  overflow: hidden;
  border-radius: 0;
}
.slideshow-rail {
  position: absolute;
  left: 0px;
  transition: all 0.5s ease;
}
.slideshow-navbar-pane {
  background: rgba(0, 0, 0, 0.8);
  position: absolute;
  text-align: center;
  transform-origin: left bottom;
  transition: all 0.5s ease;
  opacity: 0;
  padding: 5px 0 0;
  overflow: hidden;
}
.slideshow-navbar-pane.active {
  opacity: 1;
}
.slideshow-thumb {
  height: 60px;
  margin-right: 5px;
  opacity: 0.6;
  cursor: pointer;
}
.slideshow-thumb:hover, .slideshow-thumb.active {
  opacity: 1;
}
.slideshow-navbar {
  border-radius: 0 0 15px 15px;
  position: relative;
  margin-top: 5px;
  border-top: 1px solid #444;
  background-color: #000;
  background-image: -webkit-gradient(linear, left top, left bottom, from(#000), to(#333)); /* Chrome, Safari 4+ */
  background-image: -webkit-linear-gradient(top, #333, #000); /* Chrome 10-25, iOS 5+, Safari 5.1+ */
  background-image:    -moz-linear-gradient(top, #333, #000); /* Firefox 3.6-15 */
  background-image:      -o-linear-gradient(top, #333, #000); /* Opera 11.10-12.00 */
  background-image:         linear-gradient(to bottom, #333, #000);
  height: 40px;
}
.slideshow-dotnav {
  text-align: center;
  padding: 8px 40px;
  display: block;
}
.slideshow-dotnav-dot {
  width: 10px;
  height: 10px;
  background: #aaa;
  display: inline-block;
  margin-right: 5px;
  border-radius: 50%;
  cursor: pointer;
}
.slideshow-dotnav-dot.active {
  background: #ff9900;
}
.slideshow-prev, .slideshow-next, .slideshow-index {
  color: #aaa;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
}
.slideshow-prev:hover, .slideshow-next:hover, .slideshow-index:hover, .slideshow-index.active {
  color: #ff9900;
}
.fa.inactive {
  visibility: hidden;
}
.slideshow-index {
  right: 40px;
}
.slideshow-next {
  right: 5px;
}
.slideshow-prev {
  left: 5px;
}
.slideshow-slide {
  position: relative;
  float: left;
}
.slideshow-caption {
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  background: rgba(255, 255, 255, 0.8);
  color: #000;
  position: absolute;
  bottom: 0;
  border-top: 1px solid #eee;
  width: 100%;
  padding: 10px;
}
              
            
!

JS

              
                var Slideshow = function() {
  this.init = function(container, slides, slide_width, slide_height, media_root) {
    this._container = document.id(container)
      .addClass('slideshow');
    this._slides = slides;
    this._current = 0;
    this._media_root = media_root;
    this._or_slide_width = slide_width;
    this._or_slide_height = slide_height;
    this.bootstrap();
    var self = this;
    window.addEvent('resize', function() {
      if(self._resize_to) {
        clearTimeout(self._resize_to);
      }
      self._resize_to = setTimeout(function() {
        self._container.empty();
        self.bootstrap();
      }, 500);
    });
  };
  
  this.bootstrap = function() {
    this.render();
    this.events();
  };
  
  this.render = function() {
    this._container.setStyles({
      'width': this._or_slide_width + 'px',
      'max-width': '100%'
    });
    this.responsive();
    this.renderSpot();
    this.renderRail();
    this.renderNavbar();
    this.renderSlides();
  };
  
  this.responsive = function() {
    var real_width = this._container.getCoordinates().width - this._container.getStyle('padding-left').toInt() - this._container.getStyle('padding-right').toInt() - this._container.getStyle('border-left-width').toInt() - this._container.getStyle('border-right-width').toInt();
    var real_height = real_width / this._or_slide_width * this._or_slide_height;
    this._slide_width = real_width;
    this._slide_height = real_height;
    this._container.setStyles({
      'width': this._slider_width + 'px'
    });
  }
  
  this.renderSpot = function() {
    this._spot = new Element('div.slideshow-spot')
      .setStyles({
        width: '100%',
        height: this._slide_height + 'px'
      })
      .inject(this._container);
  }
  
  this.renderRail = function() {
    this._rail = new Element('div.slideshow-rail')
      .setStyles({
        width: (this._slide_width * this._slides.length) + 'px',
        height: this._slide_height + 'px'
      })
      .inject(this._spot);
  }
  
  this.renderNavbar = function() {
    this._navbar = new Element('div.slideshow-navbar')
      .adopt(
        this._nav_prev = new Element('span.fa.fa-2x.fa-arrow-circle-left.slideshow-prev.inactive'),
        this._dot_nav = new Element('span.slideshow-dotnav'),
        this._nav_index = new Element('span.fa.fa-2x.fa-bars.slideshow-index'),
        this._nav_next = new Element('span.fa.fa-2x.fa-arrow-circle-right.slideshow-next')
      )
      .inject(this._container);
    
      this._navbar_pane = new Element('div.slideshow-navbar-pane')
      .setStyles({
        'width': this._spot.getCoordinates().width + 'px',
        bottom: (this._container.getCoordinates().height - this._spot.getCoordinates(this._container).bottom) + 'px'
      })
      .inject(this._container);
  };
  
  this.renderSlides = function() {
    var self = this;
    this._slides.each(function(slide, index) {
      var dot = new Element('span.slideshow-dotnav-dot' + (index == 0 ? '.active' : ''))
        .setProperty('data-index', index)
        .inject(self._dot_nav);
      var pane_el = new Element('img.slideshow-thumb' + (index == 0 ? '.active' : '') + '[src=' + self._media_root + slide.img + ']')
        .setProperty('data-index', index)
        .inject(self._navbar_pane);
      
      if(index == self._slides.length - 1) {
        pane_el.onload = function() {  
          self._navbar_pane.store('height', self._navbar_pane.getCoordinates().height)
      .setStyle('height', 0);
        };
      }
        
      var article = new Element('article.slideshow-slide')
        .setStyles({
          width: self._slide_width + 'px',
          height: self._slide_height + 'px',
          'background-image': 'url(' + self._media_root + slide.img + ')',
          'background-repeat': 'no-repeat',
          'background-position': 'center center',
          'background-size': 'cover'
        })
        .adopt(new Element('div.slideshow-caption')
          .set('html', slide.caption)      
        )
        .inject(self._rail);
    });
  } 
  
  this.events = function() {
    var self = this;
    this._nav_next.addEvent('click', this.shift.bind(this, 'next'));
    this._nav_prev.addEvent('click', this.shift.bind(this, 'prev'));
    this._nav_index.addEvent('click', this.toggleNavPane.bind(this));
    this._dot_nav.getElements('.slideshow-dotnav-dot').addEvent('click', function() {
      self.jump(this.get('data-index'));
    });
    this._navbar_pane.getElements('img').addEvent('click', function() {
      self.jump(this.get('data-index'));
    })
  };
  
  this.shift = function(dir) {
    this._rail.setStyle(
      'left', 
      (-this._slide_width * (dir == 'next' ? ++this._current : --this._current)) + 'px'
    );
    this.updateNav();
  }
  
  this.jump = function(index) {
    this._current = index;
    this._rail.setStyle(
      'left', 
      (-this._slide_width * this._current) + 'px'
    );
    this.updateNav();
  }
  
  this.toggleNavPane = function() {
    if(this._navbar_pane.hasClass('active')) {
      this._navbar_pane.removeClass('active');
      this._navbar_pane.setStyle('height', '0');
      this._nav_index.removeClass('active');
    }
    else {
      this._navbar_pane.addClass('active');
      this._navbar_pane.setStyle('height', this._navbar_pane.retrieve('height'));
      
      this._nav_index.addClass('active');
    }
  }
  
  this.updateNav = function() {
    this._nav_prev[this._current == 0 ? 'addClass' : 'removeClass']('inactive');
    this._nav_next[this._current == this._slides.length -1 ? 'addClass' : 'removeClass']('inactive');
    this._dot_nav.getElements('.slideshow-dotnav-dot').removeClass('active');
    this._dot_nav.getElements('.slideshow-dotnav-dot')[this._current].addClass('active');
    this._navbar_pane.getElements('.slideshow-thumb').removeClass('active');
    this._navbar_pane.getElements('.slideshow-thumb')[this._current].addClass('active');
  }
};
              
            
!
999px

Console