.two_cols .left{ float: left; width: 300px; }
.two_cols .right{ float: left; }

a.blacklink{ color: black; }

.rew {border:1px dotted #bbb; background-color:#ffffe0;width:680px; display:none;}
.examples {width:690px; text-align:center; background-color:#ffffff;}
div.hidden {display: none; }