Static/Scroll content

Change class name on click in jQuery

by lennyekberg

HTML

<p>
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
</p>
<p>
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
</p>

<div class="field-collection">

  <div class="column static">
    static
  </div>
  
  <div class="column scroll">

    <div class="fc-item item-1">
      <div class="column visual">
        <img src="http://placekitten.com/200/300">
      </div>
      <div class="column text">
        <h2>Rubrik.</h2>
        <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</p>
      </div>
    </div>

    <div class="fc-item item-1">
      <div class="column visual">
        <img src="http://placekitten.com/400/300">
      </div>
      <div class="column text">
        <h2>Rubrik.</h2>
        <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</p>
      </div>
    </div>

    <div class="fc-item item-1">
      <div class="column visual">
        <img src="http://placekitten.com/900/200">
      </div>
      <div class="column text">
        <h2>Rubrik.</h2>
        <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do...

CSS

html,body{
  margin: 0;
  padding: 0;
}


/*.field-collection,*/
.field-collection .column.static,
.field-collection .column.scroll .fc-item{
  /*height: 100vh;*/
  height: 300px;
}


.field-collection .column.static{
  border: 1px solid blue;
  float: left;
  position: sticky;
  top: 0;

}
.field-collection .column.scroll{
  border: 1px solid red;
  float: right;
}

.field-collection{
  width: 100%;
  float: left;
  background: orange;
  /*padding: 10px;*/
  box-sizing: border-box;
  position: relative;
}

.field-collection .column{
  width: 50%;
  box-sizing: border-box;
}


.fc-item{
  border: 1px solid green;
  box-sizing: border-box;

}


.fc-item .visual{
  display: none;
}

.fc-item .visual img{
   width: 100%;
}

JavaScript

// find elements
var banner = $("#banner-message")
var button = $("button")

// handle click and add class
button.on("click", function(){
  banner.addClass("alt")
})