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

Save Automatically?

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

              
                <!--Credit to http://aleclownes.com/2017/02/01/crt-display.html for the CRT effects-->
<div class="wrapper crt">
  <div class="quote ui-box">
        <p>In 2077 they voted Night City the worst place to live in America. Main issues: sky high rate of violence, and more people living below the poverty line than anywhere else.</p>
        <p>Can't deny it, it's all true.  But everybody still wants to live here.  This city's always got a promise for you.  Might be a lie, an illusion.  But it's there.  Just around the corner.  And it keeps you going.</p>
        <p>It's a city of dreams, and I'm a big dreamer.</p>
        <p> - V</p>
  </div>
  <div class="chat ui-box">
    <div class="chat-sent">
      <div class='message message-outgoing'>
        <div class="message-avatar ui-box">V</div>
        <div class="message-text ui-box">This is just a test.</div>
      </div>
      <div class='message message-incoming'>
        <div class="message-text ui-box">A test of what?</div>
        <div class="message-avatar ui-box">M</div>
      </div>
      <div class='message message-outgoing'>
        <div class="message-avatar ui-box">V</div>
        <div class="message-text ui-box">This is just a test.</div>
      </div>
      <div class='message message-incoming'>
        <div class="message-text ui-box">A test of what?</div>
        <div class="message-avatar ui-box">M</div>
      </div>
      <div class='message message-outgoing'>
        <div class="message-avatar ui-box">V</div>
        <div class="message-text ui-box">This is just a test.</div>
      </div>
      <div class='message message-incoming'>
        <div class="message-text ui-box">A test of what?</div>
        <div class="message-avatar ui-box">M</div>
      </div>
    </div>
    <div class="chat-textbox">
      <textarea class="chat-textarea ui-box crt">
      </textarea>
      <a class="btn chat-send-btn ui-box"><span class="fa fa-angle-right"></span></a>
    </div>
  </div>
  <div class="cube ui-box">
  </div>
</div>
              
            
!

CSS

              
                body {
  background-color: #1a0000;
  color: #ff4d4d;
  font-family: monospace;
}

.wrapper {
  display: grid;
  grid-template-areas:
    'quote chat'
    'cube chat';
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 20em 40em;
  grid-gap: 1em;
  margin: 1em;
}

.quote {
  grid-area: quote;
}

.chat {
  grid-area: chat;
  display: grid;
  grid-template-areas:
    'sent'
    'textbox';
  grid-template-rows: 9fr 1fr;
}

.chat-sent {
  display: grid;
  grid-area: sent;
  grid-auto-rows: min-content;
}

.chat-textbox {
  grid-area: textbox;
  display: grid;
  grid-gap: 1em;
  grid-template-areas: 'textarea send';
  grid-template-columns: 1fr 6em;
}

.chat-textarea {
  grid-area: textarea;
  background-color: transparent;
  color: #ff4d4d;
  resize: none;
  width: 100%;
  height: 100%;
}

.btn {
  background-color: transparent;
}

.chat-send-btn {
  grid-area: send;
  height: 100%;
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.message {
  width: 100%;
  grid-gap: 1em;
  clear: both;
  padding-bottom: 1em;
}

.message-outgoing {
  display: grid;
  grid-template-areas:
    'message-avatar message-text';
  grid-template-columns: 4em 1fr;
}

.message-incoming {
  display: grid;
  grid-template-areas:
    'message-text message-avatar';
  grid-template-columns: 1fr 4em;
}

.message-avatar {
  border-radius: 50%;
  height: 4em;
  width: 4em;
  text-align: center;
}

.cube {
  grid-area: cube;
}

.ui-box {
  border: solid 3px #ff4d4d;
  animation: boxShadow 1.6s infinite;
  padding: 1em;
}

@keyframes flicker {
  0% {
    opacity: 0.27861;
  }
  5% {
    opacity: 0.34769;
  }
  10% {
    opacity: 0.23604;
  }
  15% {
    opacity: 0.90626;
  }
  20% {
    opacity: 0.18128;
  }
  25% {
    opacity: 0.83891;
  }
  30% {
    opacity: 0.65583;
  }
  35% {
    opacity: 0.67807;
  }
  40% {
    opacity: 0.26559;
  }
  45% {
    opacity: 0.84693;
  }
  50% {
    opacity: 0.96019;
  }
  55% {
    opacity: 0.08594;
  }
  60% {
    opacity: 0.20313;
  }
  65% {
    opacity: 0.71988;
  }
  70% {
    opacity: 0.53455;
  }
  75% {
    opacity: 0.37288;
  }
  80% {
    opacity: 0.71428;
  }
  85% {
    opacity: 0.70419;
  }
  90% {
    opacity: 0.7003;
  }
  95% {
    opacity: 0.36108;
  }
  100% {
    opacity: 0.24387;
  }
}
@keyframes textShadow {
  0% {
    text-shadow: 0.4389924193300864px 0 1px rgba(0,30,255,0.5), -0.4389924193300864px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  5% {
    text-shadow: 2.7928974010788217px 0 1px rgba(0,30,255,0.5), -2.7928974010788217px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  10% {
    text-shadow: 0.02956275843481219px 0 1px rgba(0,30,255,0.5), -0.02956275843481219px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  15% {
    text-shadow: 0.40218538552878136px 0 1px rgba(0,30,255,0.5), -0.40218538552878136px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  20% {
    text-shadow: 3.4794037899852017px 0 1px rgba(0,30,255,0.5), -3.4794037899852017px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  25% {
    text-shadow: 1.6125630401149584px 0 1px rgba(0,30,255,0.5), -1.6125630401149584px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  30% {
    text-shadow: 0.7015590085143956px 0 1px rgba(0,30,255,0.5), -0.7015590085143956px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  35% {
    text-shadow: 3.896914047650351px 0 1px rgba(0,30,255,0.5), -3.896914047650351px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  40% {
    text-shadow: 3.870905614848819px 0 1px rgba(0,30,255,0.5), -3.870905614848819px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  45% {
    text-shadow: 2.231056963361899px 0 1px rgba(0,30,255,0.5), -2.231056963361899px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  50% {
    text-shadow: 0.08084290417898504px 0 1px rgba(0,30,255,0.5), -0.08084290417898504px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  55% {
    text-shadow: 2.3758461067427543px 0 1px rgba(0,30,255,0.5), -2.3758461067427543px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  60% {
    text-shadow: 2.202193051050636px 0 1px rgba(0,30,255,0.5), -2.202193051050636px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  65% {
    text-shadow: 2.8638780614874975px 0 1px rgba(0,30,255,0.5), -2.8638780614874975px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  70% {
    text-shadow: 0.48874025155497314px 0 1px rgba(0,30,255,0.5), -0.48874025155497314px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  75% {
    text-shadow: 1.8948491305757957px 0 1px rgba(0,30,255,0.5), -1.8948491305757957px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  80% {
    text-shadow: 0.0833037308038857px 0 1px rgba(0,30,255,0.5), -0.0833037308038857px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  85% {
    text-shadow: 0.09769827255241735px 0 1px rgba(0,30,255,0.5), -0.09769827255241735px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  90% {
    text-shadow: 3.443339761481782px 0 1px rgba(0,30,255,0.5), -3.443339761481782px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  95% {
    text-shadow: 2.1841838852799786px 0 1px rgba(0,30,255,0.5), -2.1841838852799786px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  100% {
    text-shadow: 2.6208764473832513px 0 1px rgba(0,30,255,0.5), -2.6208764473832513px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
}

@keyframes boxShadow {
  0% {
    box-shadow: 0.4389924193300864px 0 1px rgba(0,30,255,0.5), -0.4389924193300864px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  5% {
    box-shadow: 2.7928974010788217px 0 1px rgba(0,30,255,0.5), -2.7928974010788217px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  10% {
    box-shadow: 0.02956275843481219px 0 1px rgba(0,30,255,0.5), -0.02956275843481219px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  15% {
    box-shadow: 0.40218538552878136px 0 1px rgba(0,30,255,0.5), -0.40218538552878136px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  20% {
    box-shadow: 3.4794037899852017px 0 1px rgba(0,30,255,0.5), -3.4794037899852017px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  25% {
    box-shadow: 1.6125630401149584px 0 1px rgba(0,30,255,0.5), -1.6125630401149584px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  30% {
    box-shadow: 0.7015590085143956px 0 1px rgba(0,30,255,0.5), -0.7015590085143956px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  35% {
    box-shadow: 3.896914047650351px 0 1px rgba(0,30,255,0.5), -3.896914047650351px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  40% {
    box-shadow: 3.870905614848819px 0 1px rgba(0,30,255,0.5), -3.870905614848819px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  45% {
    box-shadow: 2.231056963361899px 0 1px rgba(0,30,255,0.5), -2.231056963361899px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  50% {
    box-shadow: 0.08084290417898504px 0 1px rgba(0,30,255,0.5), -0.08084290417898504px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  55% {
    box-shadow: 2.3758461067427543px 0 1px rgba(0,30,255,0.5), -2.3758461067427543px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  60% {
    box-shadow: 2.202193051050636px 0 1px rgba(0,30,255,0.5), -2.202193051050636px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  65% {
    box-shadow: 2.8638780614874975px 0 1px rgba(0,30,255,0.5), -2.8638780614874975px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  70% {
    box-shadow: 0.48874025155497314px 0 1px rgba(0,30,255,0.5), -0.48874025155497314px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  75% {
    box-shadow: 1.8948491305757957px 0 1px rgba(0,30,255,0.5), -1.8948491305757957px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  80% {
    box-shadow: 0.0833037308038857px 0 1px rgba(0,30,255,0.5), -0.0833037308038857px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  85% {
    box-shadow: 0.09769827255241735px 0 1px rgba(0,30,255,0.5), -0.09769827255241735px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  90% {
    box-shadow: 3.443339761481782px 0 1px rgba(0,30,255,0.5), -3.443339761481782px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  95% {
    box-shadow: 2.1841838852799786px 0 1px rgba(0,30,255,0.5), -2.1841838852799786px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
  100% {
    box-shadow: 2.6208764473832513px 0 1px rgba(0,30,255,0.5), -2.6208764473832513px 0 1px rgba(255,0,80,0.3), 0 0 3px;
  }
}

.crt::after {
  content: " ";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: rgba(18, 16, 16, 0.1);
  opacity: 0;
  z-index: 2;
  pointer-events: none;
  animation: flicker 0.15s infinite;
}
.crt::before {
  content: " ";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  z-index: 2;
  background-size: 100% 2px, 3px 100%;
  pointer-events: none;
}
.crt {
  animation: textShadow 1.6s infinite, boxShadow 1.6s infinite;
}
              
            
!

JS

              
                var messageArray = ["<div class='message'><p>This is just a test.</p></div>", "<div class='message'><p>Don't be afraid.</p></div>", "<div class='message'><p>That comes later.</p></div>", "<div class='message'><p>Let's get started..</p></div>"];

var index = 0;
var numMessages = messageArray.length;

function messages() {
  $('.chat').append(messageArray[index]);
  index = (index + 1) % numMessages;
}

/*setInterval(messages, 1000);
              
            
!
999px

Console