Vorlage:Test.css

.wikitable2 {
    background-color:white;
    color: #222;
    margin: 1em 0;
    border: 1px solid white;
    border-collapse: collapse;
    }

.wikitable2 > tr > th, .wikitable2 > * > tr > th {
    background-color: #eaecf0!important;
    }

.Leerzeile {
  border-left: solid 1px green; 
  border-right: solid 1px green; 
  background: salmon;
  }