* {
  border: 1px solid red;
}

.polka-dots-light {
  background: url(/polka-dots-light.svg);
  background-position: 100% 0;
  background-repeat: repeat;
  background-size: 6px 6px;
}

.polka-dots-dark {
  background: url(/polka-dots-dark.svg);
  background-position: 100% 0;
  background-repeat: repeat;
  background-size: 6px 6px;
}