* {
    margin: 0;
    padding: 0;
}
body {
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 87.5%;
    width: 650px;
    margin: 0 auto;
    border: 3px solid blue;
    padding: 15px 25px;
}
h1 { 
    font-size: 150%;
}
h2 {
    font-size: 120%;
    padding: .25em 0 .25em 25px;
    cursor: pointer;
    background: url(images/plus.png) no-repeat left center;
}
h2.minus {
    background: url(images/minus.png) no-repeat left center;
}
a {
    color: black;
    text-decoration: none; 
}
a:focus, a:hover { color: blue; }

div {
    display: none;
}
div.open {
    display: block;
}
ul {
    padding-left: 45px;
}
li {
    padding-bottom: .25em;
}
p {
    padding-bottom: .25em;
    padding-left: 25px;
}