body {
  font-family: 'PT Sans', sans-serif;
}

.pf-background {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: -1;
}
.pf-background-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.pf-background-inner {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-size: cover;
  background-repeat: repeat;
}