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

              
                <div class="switcher">
  <h1>Themes</h1>
  <p>Click on the buttons to change the theme</p>
</div>

<div class="follow">
  <a href="https://twitter.com/andrejsharapov" title="follow me in twitter" target="_blank" rel="noopener norefferer">Follow me</a>  
</div>

<div class="base">
  <div class="key">~</div>
  <div class="key">1</div>
  <div class="key">2</div>
  <div class="key">3</div>
  <div class="key">4</div>
  <div class="key">5</div>
  <div class="key">6</div>
  <div class="key">7</div>
  <div class="key">8</div>
  <div class="key">9</div>
  <div class="key">0</div>
  <div class="key">-</div>
  <div class="key">+</div>
  <div class="key delete">Delete</div>
  <div class="key tab">Tab</div>
  <div class="key">Q</div>
  <div class="key col" id="w" tabindex="1">W</div>
  <div class="key">E</div>
  <div class="key">R</div>
  <div class="key">T</div>
  <div class="key">Y</div>
  <div class="key">U</div>
  <div class="key">I</div>
  <div class="key">O</div>
  <div class="key">P</div>
  <div class="key">[</div>
  <div class="key">]</div>
  <div class="key backslash">\</div>
  <div class="key capslock">CapsLock</div>
  <div class="key col" id="a" tabindex="2">A</div>
  <div class="key col" id="s" tabindex="3">S</div>
  <div class="key col" id="d" tabindex="4">D</div>
  <div class="key">F</div>
  <div class="key">G</div>
  <div class="key">H</div>
  <div class="key">J</div>
  <div class="key">K</div>
  <div class="key">L</div>
  <div class="key">;</div>
  <div class="key">'</div>
  <div class="key return">Enter</div>
  <div class="key leftshift">Shift</div>
  <div class="key">Z</div>
  <div class="key">X</div>
  <div class="key">C</div>
  <div class="key">V</div>
  <div class="key">B</div>
  <div class="key">N</div>
  <div class="key">M</div>
  <div class="key">,</div>
  <div class="key">.</div>
  <div class="key">/</div>
  <div class="key rightshift">Shift</div>
  <div class="key leftctrl">Ctrl</div>
  <div class="key command">
    <svg width="24" viewBox="0 0 480 480">
      <path d="M0.176,224L0.001,67.963l192-26.072V224H0.176z M224.001,37.241L479.937,0v224H224.001V37.241z M479.999,256l-0.062,224
		l-255.936-36.008V256H479.999z M192.001,439.918L0.157,413.621L0.147,256h191.854V439.918z"/>
    </svg>    
  </div>
  <div class="key fn">Fn</div>
  <div class="key">Alt</div>
  <div class="key space col" tabindex="5">Space</div>
  <div class="key gr col" tabindex="6">Alt Gr</div>
  <div class="key command">
    <svg viewBox="0 0 470.586 470.586" width="20">
      <path d="M327.081,0H90.234C74.331,0,61.381,12.959,61.381,28.859v412.863c0,15.924,12.95,28.863,28.853,28.863H380.35
		c15.917,0,28.855-12.939,28.855-28.863V89.234L327.081,0z M333.891,43.184l35.996,39.121h-35.996V43.184z M384.972,441.723
		c0,2.542-2.081,4.629-4.635,4.629H90.234c-2.55,0-4.619-2.087-4.619-4.629V28.859c0-2.548,2.069-4.613,4.619-4.613h219.411v70.181
		c0,6.682,5.443,12.099,12.129,12.099h63.198V441.723z M128.364,128.89H334.15c5.013,0,9.079,4.066,9.079,9.079
		c0,5.013-4.066,9.079-9.079,9.079H128.364c-5.012,0-9.079-4.066-9.079-9.079C119.285,132.957,123.352,128.89,128.364,128.89z
		 M343.229,198.98c0,5.012-4.066,9.079-9.079,9.079H128.364c-5.012,0-9.079-4.066-9.079-9.079s4.067-9.079,9.079-9.079H334.15
		C339.163,189.901,343.229,193.968,343.229,198.98z M343.229,257.993c0,5.013-4.066,9.079-9.079,9.079H128.364
		c-5.012,0-9.079-4.066-9.079-9.079s4.067-9.079,9.079-9.079H334.15C339.163,248.914,343.229,252.98,343.229,257.993z
		 M343.229,318.011c0,5.013-4.066,9.079-9.079,9.079H128.364c-5.012,0-9.079-4.066-9.079-9.079s4.067-9.079,9.079-9.079H334.15
		C339.163,308.932,343.229,312.998,343.229,318.011z"/>
    </svg>    
  </div>
  <div class="key ctrl-r">Ctrl</div>
  <div class="stand"></div>
</div>
              
            
!

CSS

              
                *,
::before,
::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  margin: 0;
  display: flex;
  min-height: 100vh;
  justify-content: center;
  align-items: center;
  font-family: "Arial", Helvetica, sans-serif;
  background-color: #000;

  transition: all 500ms linear;

  &.one {
    background-color: #000;

    .switcher {
      color: white;
    }

    .base {
      background-color: #202020;
    }

    .key {
      border-color: #666 #333 black #333;
      background-color: #202020;
    }

    .col {
      color: #ff0000;
      border-color: #ff0000;
    }
  }

  &.two {
    background-color: #fff;

    .switcher {
      color: black;
    }

    .base {
      background-color: #282828;
    }

    .key {
      border-color: #777 #555 #555 #555;
      background-color: #3a3a3a;
    }

    .col {
      color: #990000;
      border-color: #990000;
    }
  }

  &.three {
    background-color: #fff;

    .switcher {
      color: black;
    }

    .base {
      background-color: #c5c5c5;
    }

    .key {
      color: black;
      border-color: #999 #777 #666 #777;
      background-color: #f3f3f3;
    }

    .col {
      color: #900000;
      border-color: #900000;
    }
      
    .green {
      color: #009900 !important;
      border-color: #009900 !important;
      
      svg {
        fill: #009900;
      }
    }

    svg {
      fill: black;
    }
  }
}

.base {
  position: relative;
  transform: scale(.7);
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(30, 30px);
  grid-template-rows: repeat(5, 60px);
  grid-gap: 5px;
  border-bottom: 3px solid #777;
  border-radius: 10px;
  background-color: #202020;
  
  @media (max-width: 768px) {
    transform: scale(.5);
  }
  @media (max-width: 540px) {
    transform: scale(.3);
  }

  .stand {
    position: absolute;
    z-index: -1;
    top: calc(100% + 1px);
    left: 50%;
    transform: translateX(-50%);
    width: 70%;
    height: 2px;
    border-bottom: 4px solid #777;
    border-radius: 0 0 100% 100%;
    background-color: inherit;
    transition: all 200ms ease;

    &.open {
      height: 180px;
    }
  }
}

.key {
  padding-top: 17px;
  grid-column: span 2;
  text-align: center;
  font-size: 20px;
  color: white;
  cursor: pointer;
  border: {
    color: #666 #333 black #333;
    style: solid;
    width: 1px 2px 4px 2px;
    radius: 5px;
  }
  background-color: #202020;

  &:active,
  &.active {
    transform: translateY(2px) scale(0.98);
    border-bottom-width: 2px;
  }
  
  &:focus {
    outline: none;
  }

  svg {
    fill: white;
  }

  &.col {
    color: red;
    border-color: red;
  }
  
  &.red {
    color: red !important;
    border-color: red !important;
    
    svg {
      fill: #ff0000;
    }
  }
  
  &.green {
    color: #00ff00 !important;
    border-color: #00ff00 !important;
    
    svg {
      fill: #00ff00;
    }
  }

  &.delete {
    grid-column: span 4;
  }

  &.tab {
    grid-column: span 3;
  }

  &.backslash {
    grid-column: span 3;
  }

  &.capslock {
    grid-column: span 4;
  }

  &.return {
    grid-column: span 4;
  }

  &.leftshift {
    grid-column: span 5;
  }

  &.rightshift {
    grid-column: span 5;
  }

  &.leftctrl {
    grid-column: span 3;
  }

  &.command {
    grid-column: span 2;
  }

  &.ctrl-r {
    grid-column: span 3;
  }

  &.gr {
    grid-column: span 3;
  }

  &.space {
    grid-column: span 13;
  }
}

.switcher {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  text-transform: uppercase;
  color: white;
}

.follow {
  position: absolute;
  bottom: 10px;
  
  a {
    text-decoration: none;
    text-transform: uppercase;
    font-size: 13px;
    color: #555;
  }
}
              
            
!

JS

              
                $(window).keydown(function(evt) {
  if (evt.which == 18) {
    $(".key").toggleClass("red");
    $(".gr").toggleClass("active");
  }
  if (evt.which == 65) {
    $("body")
      .removeClass("two three")
      .addClass("one");
    $("#s").removeClass("active");
    $("#d").removeClass("active");
    $("#a").toggleClass("active");
  }
  if (evt.which == 83) {
    $("body")
      .removeClass("one three")
      .addClass("two");
    $("#a").removeClass("active");
    $("#d").removeClass("active");
    $("#s").toggleClass("active");
  }
  if (evt.which == 68) {
    $("body")
      .removeClass("one two")
      .addClass("three");
    $("#a").removeClass("active");
    $("#s").removeClass("active");
    $("#d").toggleClass("active");
  }
  if (evt.which == 32) {
    $(".space").toggleClass("active");
    $(".stand").toggleClass("open");
  }
});

$(".space").click(function() {
  $(".stand").toggleClass("open");
});

$("#a").click(function() {
  $("body").removeClass("two three");
  $("body").addClass("one");
});

$("#s").click(function() {
  $("body").removeClass("one three");
  $("body").addClass("two");
});

$("#d").click(function() {
  $("body").removeClass("one two");
  $("body").addClass("three");
});

$(".gr").click(function() {
  $(".key").toggleClass("red");
});

const w = $("#w"),
  f = $(".fn"),
  k = $(".key");

$(window).keydown(function(evt) {
  if (evt.which == 87) {
    w.toggleClass("green active");
    f.toggleClass("green");
  } else {
    w.removeClass("green active");
  }
});

if (w.click(function() {
  w.toggleClass("green");
  f.toggleClass("green");
}))

f.click(function() {
  f.toggleClass("active");
  testStatus();
});

function testStatus() {
  if (w.hasClass("green") & f.hasClass("active green")) {
    k.toggleClass("green");
  } else {
    k.toggleClass("green");
  }
}

// $('.fn').click(function() {
//   $('.key').toggleClass('green');
// });

              
            
!
999px

Console