:root {
  --background-image: url("https://img.clearshelfmedia.com/plumber8.png");
  --background-color: #0f1115;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
}

body {
  min-width: 320px;
  overflow: hidden;
  background: var(--background-color);
}

main {
  width: 100vw;
  height: 100dvh;
  min-height: 100vh;
  background-image: var(--background-image);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}