body {
  background: #141217;
  padding: 0px 20px;
}
pre {
  font-family:Work Sans;
}

.noisy-gradient::after {
  content: "";
  top: 0;
  left: 0;
  z-index:0;
  position: absolute;
  height: 100%;
  width: 100%;
  background: url(/grainy-gradient.png);
  background-size: contain;
}