box-sizing: border-box;
}

input, button, textarea {
  font-family: inherit;
  -webkit-appearance: none;
}

html, body {
  height: 100%;
}

body {
  background: #181818;
  font-family: 'Montserrat';
  overflow: hidden;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: inherit;
  font-weight: normal;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  -webkit-appearance: none;
  outline: none;
  border-radius: 0;
  background: none;
  border: none;
}

main {
  display: flex;
  justify-content: center;
  height: 100%;
  min-height: 100%;
  width: 100%;
}

canvas {
  position: absolute;
  top: 0;
  left: 0;
}

.plate {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1rem 0;
  text-align: center;
  color: chartreuse;
  letter-spacing: 4px;
  font-size: 2.6em;
  line-height: 2.5;
}

a {
  text-underline: none;
  -webkit-appearance: none;
}

.social {
  padding-top: 1rem;
}
.social svg {
  height: 1.25rem;
  margin: 0 0.5rem;
  fill: rgba(15,255,0,0.5);
  transition: all 0.2s ease;
}
.social svg:hover {
  fill: chartreuse;
}
.social a {
  vertical-align: middle;
  display: inline-block;
  opacity: 0;
  visibility: hidden;
  transition: all 0.7s ease 0.15s;
}
.social__twitter {
  -webkit-transform: translateX(-10px);
          transform: translateX(-10px);
}
.social__codepen {
  -webkit-transform: translateX(10px);
          transform: translateX(10px);
}
.social.active {
  opacity: 1;
}
.social.active a {
  opacity: 1;
  visibility: visible;
  -webkit-transform: none;
          transform: none;
}

.mouse {
  position: absolute;
  top: 0;
  left: 0;
  text-align: center;
  padding: 1rem 0;
  z-index: 2;
  color: rgba(15,255,0,0.3);
  width: 100%;
  letter-spacing: 6px;
  font-size: 8.45em;
  line-height: 2.5;
  text-transform: uppercase;
  transition: all 0.5s ease;
  opacity: 0;
  -webkit-transform: translateY(-15px);
          transform: translateY(-15px);
}
.mouse.active {
  -webkit-transform: none;
          transform: none;
  opacity: 1;
}

.text-animation {
  opacity: 0;
}
.text-animation.active {
  opacity: 1;
}
.text-animation .letter {
  opacity: 0;
  transition: color 0.5s ease, opacity 0.3s ease;
  -webkit-transform-origin: bottom;
          transform-origin: bottom;
  color: chartreuse;
}
.text-animation .letter.active {
  color: rgba(15,255,0,0.3);
  opacity: 1;
  -webkit-transform: none;
          transform: none;
  -webkit-animation: color 5s ease infinite 3s;
          animation: color 5s ease infinite 3s;
}

@-webkit-keyframes color {
  0% {
    color: chartreuse;
  }
  20% {
    color: rgba(15,255,0,0.3);
  }
  100% {
    color: rgba(15,255,0,0.3);
  }
}

@keyframes color {
  0% {
    color: chartreuse;
  }
  20% {
    color: rgba(15,255,0,0.3);
  }
  100% {
    color: rgba(15,255,0,0.3);
  }
}