JSFiddle - React, Tailwind, and code Playground

by Mike McBride

HTML

<body>
<div class="wrapper">
    <div class='ribbon-wrapper'>
        <div class="ribbon ribbon-green">GREEN</div>
    </div>
</div>
<div class="wrapper">
    <div class='ribbon-wrapper'>
        <div class="ribbon ribbon-blue">BLUE</div>
    </div>
</div>
<div class="wrapper">
    <div class='ribbon-wrapper'>
        <div class="ribbon ribbon-orange">ORANGE</div>
    </div>
</div>
<div class="wrapper">
    <div class='ribbon-wrapper'>
        <div class="ribbon ribbon-red">RED</div>
    </div>
</div>
</body>

CSS

body {
    background-color: #eee;
}

.wrapper {
  margin: 10px;
  width: 200px;
  height: 150px;
  background: #fcfcfc;
  -webkit-box-shadow: 0px 0px 8px rgba(0,0,0,0.3);
  -moz-box-shadow:    0px 0px 8px rgba(0,0,0,0.3);
  box-shadow:         0px 0px 8px rgba(0,0,0,0.3);
  position: relative;
  z-index: 90;
}

.ribbon-wrapper {
  width: 120px;
  height: 63px;
  overflow: hidden;
  position: absolute;
  top: -3px;
  left: -3px;
}

.ribbon {
  font-size: 12px;
  font-family: Sans-Serif;
  color: #fff;
  text-align: center;
  -webkit-font-smoothing: antialiased;
  position: relative;
  padding: 7px 0;

  top: 30px;
  width: 120px;
}
.ribbon:after {
  content: "";
  border-top:   3px solid #5c5c5c;   
  border-left:  3px solid transparent;
  position:absolute;
  bottom: -3px;
  left: 0;
}

.ribbon-green {
  background-color: #3b9036;
}
.ribbon-red {
    background-color: #d04545;
}
.ribbon-blue {
    background-color: #3276b1;
}
.ribbon-orange {
    background-color: #f0ab3c;
}