* { box-sizing: border-box; }
@font-face {
  font-family: Neon;
  /* Free with attribution, https://www.behance.net/gallery/55332529/NEONEON-FREE-FONT */
  src: url(https://cdn.glitch.com/6956048d-53f0-46bf-9350-20e59b1d4f90%2FNeoneon.otf?1549662534200);
}
html {
  --size-base: 12vh;
  --border: 10px;
  --blur: 5px;
  --shadow: rgba(117, 16, 16, 0.3);
  --top: hotpink; //#E1E1E1;
  --bottom: hotpink; //#B4B4B5;
}
body {
  font-family: "Benton Sans", "Helvetica Neue", helvetica, arial, sans-serif;
  margin: 0;
  padding: 0;
  height: 100vh;
  background: var(--top);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  perspective: 1000px;
}
body:after {
  content: '';
  position: absolute;
  z-index: -1;
  background: red;
  left: 0;
  right: 0;
  bottom: 0;
  height: 20vh;
  background: var(--bottom);
  box-shadow: inset 2px 8px 10px -10px #000; 
}
h1 {
  text-transform: uppercase;
  font-size: 50px;
  padding-bottom: 40px;
  text-align: center;
  color: white;
  text-shadow: 0 0px 20px, 0 0 0px, 0 0 1em white, 0 0 0.5em #6f1b37, 0 0 0.1em white;
  font-family: "Neon", "Helvetica Neue", helvetica, arial, sans-serif;
  font-weight: normal;
}
h1 span {
  animation: neon linear infinite 2s;
}
h1 span.a {
  animation-delay: 0.2s; 
  animation-duration: 3s;
}
.container {
  position: relative;
  width: calc(var(--size-base) * 3);
  height: calc(var(--size-base) * 4);
  margin-bottom: 17vh;
  perspective: 1000px;
  transform: rotateX(10deg);
}

.frame {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  border: var(--border) solid black;
  border-color: #434040 black black #4F4C4C;
}

.shadow {
  content:'';
  position: absolute;
  z-index: -1; 
  top: 0;
  right: -80px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: calc(var(--size-base) * 4 - 3vh - var(--border)) 0 3vh 80px;
  border-color: transparent transparent transparent var(--shadow);
  filter: blur(6px);
  transform: none;
}

#canvas-container {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
/* Thanks to James Nod.
 * From: https://codepen.io/nodws/pen/bdjwn. */
@keyframes neon { 
  78% {
    color: inherit;
    text-shadow: inherit;
  }
  79%{
    color: #fa0054;
    text-shadow: 0 0px 20px, 0 0 0px #F23B78;
  }
  80% {
    color: #fa0054;
    text-shadow: 0 0px 20px, 0 0 0px #F23B78;
  }
  81% {
    color: inherit;
    text-shadow: inherit;
  }
  82% {
    color: #fa0054;
    text-shadow: 0 0px 20px, 0 0 0px #F23B78;
  }
  83% {
    color: inherit;
    text-shadow: inherit;
  }
  92% {
    color: #fa0054;
    text-shadow: 0 0px 20px, 0 0 0px #F23B78;
  }
  92.5% {
    color: inherit;
    text-shadow: inherit;
  }
}    
  
#button {
  display: inline-block;
  background: transparent;
  border: none;
  margin: 0;
  padding: 0;
  text-decoration: none;
  color: inherit;
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
}