jQuery addClass example

Change class name on click in jQuery

by Sajeetharan Sinnathurai

HTML

<div id="banner-message">
<h1> Open Teams Chat
</h1>
<button id="close-CSS"></button>
</div>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  font-size: 25px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  width: 300px;
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

#banner-message.alt {
  background: #0084ff;
  color: #fff;
  margin-top: 40px;
  width: 200px;
}

#banner-message.alt button {
  background: #fff;
  color: #000;
}
#close-CSS {
    background-image: url( 'https://mk0lucidity83g0dom1t.kinstacdn.com/wp-content/uploads/Colin-s-Corner_1493693720.png' );
    background-size: 100px 130px;
    height: 134px;  
    width: 104px;
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

JavaScript

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

// handle click and add class
button.on("click", function(){
 window.location.href = 'https://teams.microsoft.com/_?tenantId=GUID_of_the_tenant#/conversations/19:GUID-of-user-initiating-chat_GUID-of-user-to-chat-with@unq.gbl.spaces?ctx=chat';
  
})