td.head_nav {
  border: 0px solid gray;
  padding: 0 0 0 0;
  margin: 0 0 0 0;
  width: 190px;
}
a.head_nav {
  display: block;
  width: 100%;
  height: 100%; 
  text-align: center;
  vertical-align: bottom;
  font-size: 18px;
  padding-top: 10px;
  padding-bottom: 0;
  margin: 0;
  color: gray;
/*
  border: 0px solid green;
*/
}
a[id="head_nav_geld_aktiv"] {
  background-color: #FCE1BD;
}
a[id="head_nav_geld"]:hover {
  background-color: #FCE1BD;
}
a[id="head_nav_gesundheit_aktiv"] {
  background-color: #E1E9C0;
}
a[id="head_nav_gesundheit"]:hover {
  background-color: #E1E9C0;
}
a[id="head_nav_vorsorge_aktiv"] {
  background-color: #D8E4D7;
}
a[id="head_nav_vorsorge"]:hover {
  background-color: #D8E4D7;
}
a[id="head_nav_haus_aktiv"] {
  background-color: #F0DABF;
}
a[id="head_nav_haus"]:hover {
  background-color: #F0DABF;
}