body {
  background-color: #000;
}
pre,code,a{font-family:monospace; color: #fff; font-weight: bold;}

/* https://stackoverflow.com/questions/16344354/how-to-make-blinking-flashing-text-with-css3 */
.blink {
    -webkit-animation-name: blinker;
    -webkit-animation-duration: 1s;
    -webkit-animation-timing-function: linear;
    -webkit-animation-iteration-count: infinite;

    -moz-animation-name: blinker;
    -moz-animation-duration: 1s;
    -moz-animation-timing-function: linear;
    -moz-animation-iteration-count: infinite;

    animation-name: blinker;
    animation-duration: 1s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

@-moz-keyframes blinker {
    0% { opacity: 1.0; }
    50% { opacity: 0.0; }
    100% { opacity: 1.0; }
}

@-webkit-keyframes blinker {
    0% { opacity: 1.0; }
    50% { opacity: 0.0; }
    100% { opacity: 1.0; }
}

@keyframes blinker {
    0% { opacity: 1.0; }
    50% { opacity: 0.0; }
    100% { opacity: 1.0; }
}