window { 
 display: block;
 background-color: white;
}

tree[id="searchengines"] {
 width: 300px;
}

tree[id="searchengines"] > treecol[id="CheckboxColumn"] {
 width: 40px;
}

treecol[sortActive="true"] {
 background-color: lightgray;
}

titledbutton {
  display: inline;
  color:black; 
  border: 0px outset white;
  padding: 0px;
  margin: 0px;
  text-align: center;
  font: inherit;
  background-color: inherit;
  background-image: inherit;
}
