body {
background: #bfe1fd;
}
#flag_dopZadarmo {
    background-color: #fff;
    border-radius:0;
    color: #67bdfe;
    left: inherit;
    position: absolute;
    right: 0;
}
.badge-shipping {
  font-size: 0; /* Skryje původní text */
  position: relative;
}
#flag_dopZadarmo {
  font-size: 0;
  position: relative;
}

#flag_dopZadarmo::after {
  content: "Doprava Zdarma";
  background-color: #67bdfe;
  color: #fff;
  border-radius:20;
  font-size: 12px; /* uprav dle potřeby */
  position: absolute;
  top: 25px;
  right: 1 ;
}