body {min-width:98em}

table.standard td { font-family: Verdana; font-size: 11px; height: 30px; vertical-align: middle;text-align: center;}
table.standard img { text-align: center; border-style: none; border-width: 0}
td.bottom img{vertical-align:middle}
td.a         { background-image: url('../images/wissenswert/gesetze/vdi/empfohlen.gif'); background-repeat:
               no-repeat; background-position: 50% }
td.b         { background-image: url('../images/wissenswert/gesetze/vdi/vorbereitet.gif');
               background-repeat: no-repeat; background-position: 50% }
td.c         { background-image: url('../images/wissenswert/gesetze/vdi/erforderlich.gif');
               background-repeat: no-repeat; background-position: 50% }

td.grau{background-color: #CCCCCC}