:root {
  --main-title-centered: center;
}
body {
  margin: 0;
}
.main-bg {
  width: 100%;
  height: 100vh;
  background: rgb(207, 206, 185);
}
.centered {
  position: fixed;
  top: 50%;
  left: 50%;

  transform: translate(-50%, -50%);
}

.main_title, .main_subtitle {
  text-align: var(--main-title-centered);
  color: rgb(179, 21, 6);
}

.main_title {
  font-size: 1.8em;
}
.main_subtitle {
  font-size: 1.5em;
}