body {
  margin: 0;
  width: 100vw;
  height: 100vh;

  /* base paper color */
  background-color: #fdf6e3;

  /* subtle texture using repeating linear gradient */
  background-image: 
    repeating-linear-gradient(
      0deg,
      rgba(0,0,0,0.02) 0px,
      rgba(0,0,0,0.02) 1px,
      transparent 1px,
      transparent 3px
    ),
    repeating-linear-gradient(
      90deg,
      rgba(0,0,0,0.02) 0px,
      rgba(0,0,0,0.02) 1px,
      transparent 1px,
      transparent 3px
    );
  background-size: 100% 100%;
}