body {
    background-color:#555555;
    color:white;
}

.extras {
    background-color:#555555;
    font-family:Verdana,Arial,Helvetica,sans-serif;
    font-size:1em;
    text-align:centre;
    line-height:1.5em;
    color:#aaaaaa;
    float:left;
}

.ken {
   padding:2px;
   border:1px solid white;
   background-color:solid black;
}

.border {
    border:1px solid black;
    padding:0.5em;
}

.ex {
    border:2px solid black;
    margin-top:0px;
    margin-bottom:0px;
    margin-right:0px;
    margin-left:0px;
}

.content {
  max-width: 500px;
  margin: auto;
}

/* unvisited link */
a:link {
    color: yellow;
}

/* visited link */
a:visited {
    color: lightblue;
}

/* mouse over link */
a:hover {
    color: red;
}

/* selected link */
a:active {
    color: darkblue;
}