body    {background-color: #88ffff; color: black}
th      {background-color: #666688; color: black}
td      {background-color: #88ffff; color: black}
table   {border-width:1px; text-align:left}
tr      {background-color: #55aaaa; color: black}
td,  pre  { font-family: Arial, sans-serif; font-size: 15px }


table.main { border-width:0px; text-align:center; width:100% }

/*
table.main.td {background-color: #88ffff}

ul {
   float: left;
   width: 100%;
   padding:0;
   margin:0;
   list-style-type:none;
}
*/
a.knop { background-color:#008888;
     float:left;
	 color:white;
	 font-family:Arial, sans-serif;
	 font-weight:bold;
	 font-size:1em;
	 text-decoration:none;
	/* margin: 0.0em; */
	 border:4px;
	 border-style:outset;
	 border-color:#66ccff;
     text-align:center;
	 vertical-align:middle;
	 width:4.0cm;
	 height:0.7cm;
 }
a.knop:hover { background-color:#77ffff;
	 color: black;
	 border-style:inset;
}
a.knop:active { background-color:#ffff77;
	 color: black;
	 border-style:inset;
}

img.graf_knop { /*background-color:#008888;*/
     float: none;
/*	 color:white;
	 font-family:Arial, sans-serif;
	 font-weight:bold;
	 font-size:1em;
	 text-decoration:none;
	 margin: 0.0em; 
*/
	 border:4px;
	 border-style:outset;
	 border-color:#66ccff;
 }
img.graf_knop:hover { /*background-color:#77ffff; */
	 border-style:inset;
}
img.graf_knop:active { /*background-color:#ffff77;*/
	 border-style:inset;
}



buurtbus {
    vertical-align: middle; 
}