Wiz Puzzle

<style>
table {
	background: none;
}
table a img, .sf {
	display: none;
}
body {
	background: url("http://i.imgur.com/bcn6SLJ.png");
	font: 7pt arial;
}
th, td {
	font: 7pt arial;
	text-align: center;
	vertical-align: top;
	width: 210px;
}
td {
	color: #000000;
	font-weight: bold;
	text-transform: lowercase;
	letter-spacing: 1px;
	text-align: left;
}
#body {
	top: 330px;
	width: 100%;
	left: 0px;
	overflow: hidden;
	height: auto;
}
#main {
	width: 487px;
	overflow: hidden;
	height: 174px;
}
.part {
	width: 467px;
	height: 154px;
	border-bottom: 25px solid #ffffff;
	overflow: auto;
	padding: 10px;
	text-align: justify;
}
h1 {
	color: #bc181d;
	font: 10pt georgia;
	font-style: italic;
	text-transform: lowercase;
}
b {
	color: #bc181d;
}
i {
	color: #1d3d24;
	font-family: georgia;
}
a {
	color: #1d3d24;
	text-decoration: none;
	font-weight: bold;
}
a:hover {
	color: #bc181d;
}
a.nav {
	width: 50px;
	margin: 5px 12px 0px 12px;
	background: #e4e4e4;
	font: 6pt tahoma;
	letter-spacing: 1px;
	line-height: 17px;
	text-transform: uppercase;
	color: #bc181d;
	display: inline-block;
	text-align: center;
}
a.nav:hover {
	color: #0d241e;
	background: #fafafa;
}
#nav {
	width: 487px;
	height: 20px;
	overflow: hidden;
}
textarea {
	width: 100%;
	height: 30px;
	font-size: 5pt;
	color: #0d241e;
	border: 1px dotted #fafafa;
	background: #fafafa;
}
textarea:hover {
	color: #5d1718;
	background: #e4e4e4;
	border: 1px dotted #0d241e;
}
</style><center>
<div style="position: absolute; top: 80px; left: 0px; width: 100%; height: 550px;"><img src="http://i.imgur.com/1qFWGRw.png"></div>
<br><br><div id="body" style="position: absolute;">

<center>
<div id="main">

<div class="part" id="one">
<h1>puzzle for potential slug club members:</h1>
<center><br><br>
6 1 3 5 2 15 15 11 . 3 15 13 / 7 18 15 21 16 19 / 16 1 20 18 15 14 21 19 23 9 26 5 14 7 1 13 15 20<br><br><br><br><a href="#two">click here if you need a hint</a></center>
</div>

<div class="part" id="two">
<h1>puzzle for potential slug club members:</h1><br><br><center>6 1 3 5 2 15 15 11 . 3 15 13 / 7 18 15 21 16 19 / <b>16 1 20 18 15 14 21 19</b> 23 9 26 5 14 7 1 13 15 20<br><br><br><br><i>hint:</i> the part in red is the guild name</center>
</div>

</div></center></div></center>