#pse td{background-color:#004083;text-align:center;width:40px;height:50px;padding:0;border-radius: 4px;overflow: hidden;}
#pse td.leer{background-color:white;}
#pse a{display:block;background-color:#004083;color:white;height:49px;line-height:49px;font-weight: bold;border-radius: 4px;}
#pse a:hover{background-color:black;border: 1px solid #dcdcdc;}
#pse td.alkalimetalle{background-color:#ffe9bf;}
#pse td.erdalkalimetalle{background-color:#fefabf;}
#pse td.uebergangsmetalle{background-color:#ffdddf;}
#pse td.metalle{background-color:#bfeaf2;}
#pse td.nichtmetalle{background-color:#e0f4c8;}
#pse td.edelgase{background-color:#ebf6fd;}
#pse td.lanthanoide{background-color:#808000;}
#pse a.popup {
  text-decoration:none;
  position:relative;
  display:block;
}
#pse a.popup:hover {
  border:none;
}
#pse a.popup img {
  border:none;
}
#pse a.popup span {
  visibility:hidden;
  position:absolute;
  top:20px;
  left:0;
}
#pse a.popup:hover span {
  visibility:visible;
}
#buybox–button-container{display: none; }