body {
  margin: 0;
  min-height: 100vh;
  background-image: url("https://taskforce28.com/storage/resources/bg232435-69d078c783e5b.png");
  background-size: 850px;
  background-position: center center;
  background-repeat: repeat;
  background-attachment: fixed;
}

/* Change only left/right spacing */
main,
.page-content,
.container {
  padding-left: 100px;
  padding-right: 100px;
  box-sizing: border-box;
}