hr    { border:0px; border-top: 1px solid #CCCCCC; height: 0px; margin-top: 10px; margin-bottom:10px; }

.body { float:left; border:1px solid red; }
.body p { margin-top: 5px; margin-bottom: 5px; }

.body h2 { font-size: 20px; font-family: Trebuchet MS; }
.body h3 { font-size: 12px; font-family: Tahoma; margin-top: 10px; }

.warning { background-color: #ca0000; color: white; border: 1px solid black; }