main.css

/* background defaults to transparent b/c mystery box randomly flashes on screen in 
    random positions, this appears to patch the bug for now */
* { margin: 0; padding: 0; background-color: rgba( 0, 0, 0, 0 ); }
body {
}
.content {
    width: 100%;
    height: 100%;
    border-top: none !important;
}
.background {
    /* Permalink - use to edit and share this gradient: http://colorzilla.com/gradient-editor/#754d1a+0,442e19+100 */
    background: rgb(117,77,26); /* Old browsers */
    background: -moz-radial-gradient(center, ellipse cover, rgba(117,77,26,1) 0%, rgba(68,46,25,1) 100%); /* FF3.6-15 */
    background: -webkit-radial-gradient(center, ellipse cover, rgba(117,77,26,1) 0%,rgba(68,46,25,1) 100%); /* Chrome10-25,Safari5.1-6 */
    background: radial-gradient(ellipse at center, rgba(117,77,26,1) 0%,rgba(68,46,25,1) 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#754d1a', endColorstr='#442e19',GradientType=1 ); /* IE6-9 fallback on horizontal gradient */
    background-size: 100vw 100vh;
    background-position: 0px 0px;
    background-attachment: fixed;
}
.border {
    border: 3px solid rgba(180, 134, 49, 0.3);
}
.border-top {
    border-top: 3px solid rgba(180, 134, 49, 0.3);
}
.pattern {
    position: absolute;
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
    opacity: 0.03;
    background-image: url("img/bkrnd_pattern2.png");
}
.shift {
    position: absolute;
    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
    background-image: url( "img/shift2.png" );
    background-repeat: repeat-x;
    background-position: 0 50%;
    background-size: 10px 600px;
    animation: shiftAnim;
    animation-duration: 6s;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
}
@keyframes shiftAnim {
    0% {    background-position: 0 -600px; }
    64% {   background-position: 0 -600px; }
    100% {  background-position: 0 100vh; }
}
/* aperature science logo */
.logo {
    position: absolute;
    right: 80px;
    top: 40px;
    width: 146px;
    height: 146px;
}
.logo img {
    width: 80%;
    height: 80%;
    margin: 10%;
    opacity: 0.4;
}
/* number design */
.nums {
    position: absolute;
    width: 68px;
    height: 141px;
    top: 40px;
    right: 244px;
    padding-top: 5px;
    color: rgba(162, 130, 72, 0.62);
    font-family: 'Roboto Mono', monospace;
    font-size: 1.6em;
    line-height: 30px;
    text-align: center;
}
/* bars design */
.bars {
    position: absolute;
    width: 281px;
    height: 146px;
    top: 40px;
    right: 330px;
}
.bars1 {
    width: 45%;
    height: 100%;
    opacity: 0.3;
    float: left;
    margin-left: 3%;
    background: url( "img/bars.png" );
    background-size: 50% 150%;
    animation: barsAnim;
    animation-duration: 2500ms;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
    animation-direction: reverse;
}
.bars2 {
    display: inline-block;
    width: 45%;
    height: 100%;
    opacity: 0.3;
    margin-left: 5%;
    background: url( "img/bars.png" );
    background-size: 50% 150%;
    animation: barsAnim;
    animation-duration: 2500ms;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
}
@keyframes barsAnim {
    from { background-position: 0% 0%; }
    to { background-position: 0% 300%; }
}
.b1, .b2, .b3, .b4 {
    position: absolute;
    top: 50px;
    height: 3px;
}
.b1 {
    left: 53px;
    width: calc( 100% - 670px );
}
.b2 {
    right: 318px;
    width: 12px;
}
.b3 {
    right: 232px;
    width: 12px;
}
.b4 {
    right: 51px;
    width: 29px;
}
.lyrics {
    padding: 5vw 0 0 5vw;
    width: 50%;
    height: calc( 100% - 10vw );
    font-family: 'Roboto Mono', monospace;
    color: rgba(162, 130, 72, 0.62);
    font-size: 1.5em;
    line-height: 40px;
    float: left;
}
.printChar {
    animation: animAppear;
    animation-duration: 100ms;
    animation-iteration-count: 1;
    animation-play-state: paused;
}
@keyframes animAppear {
    0% { opacity: 0; }
    100% { opacity: 1; }
}
.cursor {
    animation: animBlink;
    animation-duration: 1000ms;
    animation-iteration-count: infinite;
    opacity: 0;
    display: inline-block;
}
@keyframes animBlink {
    0% { opacity: 0; }
    27% { opacity: 1; }
    54% { opacity: 1; }
    81% { opacity: 0; }
}
.break {
    display: block;
    content: "";
    height: 30px;
}
.credits-wrap {
    position: absolute;
    right: 90px;
    bottom: 120px;
    width: 40%;
    padding-top: 16vh;
    overflow: hidden;
}
.credits {
    position: absolute;
    display: table-cell;
    width: 100%;
    bottom: 0;
    right: 0;
    text-align: right;
    vertical-align: bottom;
    font-family: 'Roboto Mono', monospace;
    font-size: 1.4em;
    line-height: 30px;
    color: rgb(54, 31, 10);
}
/* canvas screen scan animation */
#crt {
  position: absolute;
  top: 0;
  left: 0;
}
/* overlay */
#overlay {
  height: calc( 100vh - 100px );
  width: calc( 100vw - 100px );
  padding: 50px;
  overflow: hidden;
  box-shadow: inset 0 0 50vh black;
}
.overlay #overlay {
  filter: blur(4px);
  transition: filter 500ms;
}
.overlay.play #overlay {
  filter: blur(0px);
}
.overlay .overlay-button {
  pointer-events: auto;
  position: absolute;
  width: 100px;
  height: 40px;
  left: calc(50% - 50px);
  top: calc(50% - 20px);
  background-color: orange;
  border: 2px solid darkorange;
  color: white;
  pointer-events: none;
}
.overlay.ready .overlay-button {
  pointer-events: auto;
}
.overlay.play .overlay-button {
  display: none;
}