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  <h1>Link style demo</h1>
  <p>Leverage agile frameworks to provide a robust synopsis for high level overviews. <a href="" class="plain">Iterative approaches</a> to corporate strategy foster collaborative thinking to further the overall value proposition. Organically grow the holistic world view of disruptive innovation via workplace diversity and empowerment.</p>
  <p>Bring to the table <a href="">win-win survival strategies</a> to ensure proactive domination. At the end of the day, going forward, a new normal that has evolved from generation X is on the runway heading towards a streamlined cloud solution. User generated content in real-time will have multiple touchpoints for offshoring.</p>
<button>Remove colour</button>


                div {
  font-family: sans-serif;
  font-size: 1em;
  width: 40em;
  margin: 2em;
a {
  color: #0000ff;
a.plain {
  text-decoration: none;
.remove-color {
  filter: grayscale(100%);



                $( "button" ).click(function() {
  if ($(this).text() == "Remove colour")
       $(this).text("Add colour")
       $(this).text("Remove colour");