docs/partials/overlay-css.mustache

/* Overlay Look/Feel */
.yui3-overlay-content {
    background-color: #ECEFFB;
    border: 1px solid #9EA8C6;
    border-radius: 3px;
    box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.25);
}

.yui3-overlay-content .yui3-widget-hd {
    background-color: #B6BFDA;
    color: #30418C;
    font-size: 120%;
    font-weight: bold;
    padding: 0.2em 0.5em 0.3em;
    border-radius: 2px 2px 0 0;
}

.yui3-overlay-content .yui3-widget-bd {
    padding: 0.4em 0.6em 0.5em;
}

.yui3-overlay-content .yui3-widget-ft {
    background-color:#DFE3F5;
    padding: 0.4em 0.6em 0.5em;
    border-radius: 0 0 2px 2px;
}