.flag-icon-background {
  background-size: contain;
  background-position: 50%;
  background-repeat: no-repeat;
}
.flag-icon {
  background-size: contain;
  background-position: 50%;
  background-repeat: no-repeat;
  position: relative;
  display: inline-block;
  width: 1.33333333em;
  line-height: 1em;
}
.flag-icon:before {
  content: '\00a0';
}
.flag-icon.flag-icon-squared {
  width: 1em;
}
.flag-icon-gb {
  background-image: url(https://zjg.com.pl/flags/4x3/gb.svg);
}
.flag-icon-gb.flag-icon-squared {
  background-image: url(https://zjg.com.pl/flags/1x1/gb.svg);
}
.flag-icon-de {
  background-image: url(https://zjg.com.pl/flags/4x3/de.svg);
}
.flag-icon-de.flag-icon-squared {
  background-image: url(https://zjg.com.pl/flags/1x1/de.svg);
}
.flag-icon-pl {
  background-image: url(https://zjg.com.pl/flags/4x3/pl.svg);
}
.flag-icon-pl.flag-icon-squared {
  background-image: url(https://zjg.com.pl/flags/1x1/pl.svg);