.layer1 {
margin: 0;
padding: 0;
width: 640px;
}

.layer1 p {
color: #fff;
}

.heading {
margin: 1px;
color: #fff;
padding: 3px 10px;
cursor: pointer;
position: relative;
background-color:#13224E;
}

.heading2 {
margin: 1px;
color: #fff;
padding: 3px 10px;
cursor: pointer;
position: relative;
background-color:#2C3F76;
}

.heading3 {
margin: 1px;
color:#888;
padding: 3px 10px;
cursor: pointer;
position: relative;
background-color:#3F59A5;
}

.heading4 {
margin: 1px;
padding: 3px 10px;
cursor: pointer;
position: relative;
background-color:#355BC8;
}

.content {
padding: 5px 10px;
background-color:#fafafa;
}

p { padding: 5px 0; }