CSS
body { background-color: #111111; }
div {
padding: 40px;
font-size: 75px;
font-family: 'Monoton', cursive;
text-align: center;
text-transform: uppercase;
text-shadow: 0 0 80px red,0 0 30px FireBrick,0 0 6px DarkRed;
color: red;
}
div p { margin:0; }
#error:hover { text-shadow: 0 0 200px #ffffff,0 0 80px #008000,0 0 6px #0000ff; }
#code:hover { text-shadow: 0 0 100px red,0 0 40px FireBrick,0 0 8px DarkRed; }
#error {
color: #fff;
text-shadow: 0 0 80px #ffffff,0 0 30px #008000,0 0 6px #0000ff;
}
#error span {
animation: upper 11s linear infinite;
}
#code span:nth-of-type(2) {
animation: lower 10s linear infinite;
}
#code span:nth-of-type(1) {
text-shadow: none;
opacity:.4;
}
@keyframes upper {
0%,19.999%,22%,62.999%,64%, 64.999%,70%,100% {
opacity:.99; text-shadow: 0 0 80px #ffffff,0 0 30px #008000,0 0 6px #0000ff;
}
20%,21.999%,63%,63.999%,65%,69.999% {
opacity:0.4; text-shadow: none;
}
}
@keyframes lower {
0%,12%,18.999%,23%,31.999%,37%,44.999%,46%,49.999%,51%,58.999%,61%,68.999%,71%,85.999%,96%,100% {
opacity:0.99; text-shadow: 0 0 80px red,0 0 30px FireBrick,0 0 6px DarkRed;
}
19%,22.99%,32%,36.999%,45%,45.999%,50%,50.99%,59%,60.999%,69%,70.999%,86%,95.999% {
opacity:0.4; text-shadow: none;
}
}