egroupware/home/templates/default/app.css

/**
 * Home CSS
 */

#home-index_home-index {
	height:100%;
}
#home-index_portlets {
	background-color: inherit;
}
#portlets {
	border: 1px solid silver;
	width: 100%;
	min-width: 100px;
	min-height: 100px;
	position: relative;
}

.home .et2_portlet > .ui-widget-header {
	cursor: pointer;
}

.et2_portlet.ui-widget-content {
	overflow: hidden;
}
.et2_portlet.ui-widget-content > div:last-of-type {
	/* Allow space for header, as the whole portlet is sized by auto-generated css */
	position: absolute;
	bottom: 0px;
	top: 20px;
	width: 100%;
}
.et2_portlet .et2_container {
	height: 100%;
}
.et2_portlet.ui-widget-content > div:last-of-type > div {
	background: linear-gradient(to bottom, rgba(255,255,255,.9) 10%,rgba(255,255,255,.75) 90%) /* W3C */
}

/* Gridster */
#portlets {
	position: relative;
}
.home .et2_portlet {
	position: absolute;
}
.home .et2_portlet.dragging {
	z-index: 99;
}
.preview-holder {
	margin: 5px;
	list-style: none;
	background: rgba(0,0,0,.3);
	border: 1px solid silver;
	position: absolute;
}