html {
  background: #fff;
}
 
body {
  color: #000;
  margin: 50px auto;
 
  font-family: Courier New, Courier, monospace;
  font-size: 14px;
  font-weight: bold;
  line-height: 16px;
 
  -webkit-font-smoothing: antialiased;
}
 
div.cursor {
  display: inline-block;
  background: #000;
  margin-left: 1px;
 
  -webkit-animation: blink 2s linear 0s infinite;
  -moz-animation: blink 2s linear 0s infinite;
  -ms-animation: blink 2s linear 0s infinite;
  -o-animation: blink 2s linear 0s infinite;
}
@-webkit-keyframes blink {
  0%   { background: #0a0 }
  47%  { background: #000 }
  50%  { background: #000 }
  97%  { background: #000 }
  100% { background: #000 }
}
 
@-moz-keyframes blink {
  0%   { background: #0a0 }
  47%  { background: #000 }
  50%  { background: #000 }
  97%  { background: #000 }
  100% { background: #000 }
}
 
@-ms-keyframes blink {
  0%   { background: #0a0 }
  47%  { background: #000 }
  50%  { background: #000 }
  97%  { background: #000 }
  100% { background: #000 }
}
 
@-o-keyframes blink {
  0%   { background: #0a0 }
  47%  { background: #000 }
  50%  { background: #000 }
  97%  { background: #000 }
  100% { background: #000 }
}