dt { margin-top: 0.8em; 
     padding-left: 0.4em; padding-top: 0.2em; padding-bottom: 0.1em;
     background-color:gainsboro
}

dt :link { color: midnightblue }
dt :visited { color: midnightblue }
dt :hover { color: blue } 
dt :active { color: blue }