main {
  min-height: 100vh;
  min-height: 100dvh;
  overflow: hidden;
  position: relative;
  z-index: 1;
}
main::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  background-image: url(../img/bg.jpg);
  background-position: 50% 50%;
  background-repeat: repeat;
}
@media screen and (min-width: 960px), print {
  main::before {
    background-size: 511px;
    margin-top: -9px;
    margin-left: -20px;
    width: calc(100% + 100px);
    height: calc(100% + 100px);
  }
}
@media screen and (min-width: 960px) and (max-width: 1920px) {
  main::before {
    background-size: 26.6145833333vw;
    margin-top: -0.46875vw;
    margin-left: -1.0416666667vw;
    width: calc(100% + 5.2083333333vw);
    height: calc(100% + 5.2083333333vw);
  }
}
@media screen and (max-width: 959px) {
  main::before {
    background-size: 45.12821vw;
    margin-top: -2.25vw;
    margin-left: -3vw;
    width: calc(100% + 10vw);
    height: calc(100% + 10vw);
  }
}
main .hero {
  margin-left: auto;
  margin-right: auto;
  max-width: 100%;
}
@media screen and (min-width: 960px), print {
  main .hero {
    width: 1920px;
  }
}
@media screen and (max-width: 959px) {
  main .hero {
    width: 100vw;
  }
}
main .hero picture, main .hero img {
  display: block;
  width: 100%;
}