replace the standard jsdoc-default.css file with this for somewhat nicer layout and styling.

jsdoc-default.css

body {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
}
nav {
    width: 180px;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow: auto;
    padding-left: 24px;
    border-right: 1px solid #aaa;
    background-color: #ddd;
}
ul {
    list-style: none;
    padding-left: 12px;
}
a {
    color: #215282;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
footer {
    margin-left: 240px;
    text-align: center;
    font-size: 10px;
    padding: 24px 0;
}
#main {
    margin-left: 240px;
    overflow: auto;
}
.yes-def {
    text-indent: -1000px;
}

.type-signature {
    color: #aaa;
}

.name, .signature {
    font-family: Consolas, "Lucida Console", Monaco, monospace;
}

.details { margin-top: 14px; border-left: 2px solid #DDD; }
.details dt { width:200px; float:left; padding-left: 10px;  padding-top: 6px; }

.details dd { margin-left: 50px; }
.details ul { margin: 0; }
.details ul { list-style-type: none; }
.details li { margin-left: 30px; padding-top: 6px; }
.details pre.prettyprint { margin: 0 }
.details .object-value { padding-top: 0; }

.description {
    margin-bottom: 1em;
    margin-left: -16px;
    margin-top: 1em;
}

.code-caption
{
    font-style: italic;
    font-family: Palatino, 'Palatino Linotype', serif;
    font-size: 107%;
    margin: 0;
}

.prettyprint
{
    border: 1px solid #ddd;
    width: 80%;
    overflow: auto;
}

.prettyprint.source {
    width: inherit;
}

.prettyprint code
{
    font-family: Consolas, 'Lucida Console', Monaco, monospace;
    font-size: 100%;
    line-height: 18px;
    display: block;
    padding: 4px 12px;
    margin: 0;
    background-color: #fff;
    color: #000;
}

.prettyprint code span.line
{
  display: inline-block;
}

.prettyprint.linenums
{
  padding-left: 70px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.prettyprint.linenums ol
{
  padding-left: 0;
}

.prettyprint.linenums li
{
  border-left: 3px #ddd solid;
}

.prettyprint.linenums li.selected,
.prettyprint.linenums li.selected *
{
  background-color: lightyellow;
}

.prettyprint.linenums li *
{
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

.params, .props
{
    border-spacing: 0;
    border: 0;
    border-collapse: collapse;
}

.params .name, .props .name, .name code {
    color: #A35A00;
    font-family: Consolas, 'Lucida Console', Monaco, monospace;
    font-size: 100%;
}

.params td, .params th, .props td, .props th
{
    border: 1px solid #ddd;
    margin: 0px;
    text-align: left;
    vertical-align: top;
    padding: 4px 6px;
    display: table-cell;
}

.params thead tr, .props thead tr
{
    background-color: #ddd;
    font-weight: bold;
}

.params .params thead tr, .props .props thead tr
{
    background-color: #fff;
    font-weight: bold;
}

.params th, .props th { border-right: 1px solid #aaa; }
.params thead .last, .props thead .last { border-right: 1px solid #ddd; }

.params td.description > p:first-child
{
    margin-top: 0;
    padding-top: 0;
}

.params td.description > p:last-child
{
    margin-bottom: 0;
    padding-bottom: 0;
}

.disabled {
    color: #454545;
}

.signature-attributes {
  color: gray;
  font-size: small;
}

/* optional; hides superfluous/ugly details */
.details ~ *,
    article > dl > dd > h5,
    article > dl > dd > ul {
    display: none;
}