/* Bubble with an isoceles triangle */
.bubble-theme1 {
	position:relative;
	padding:15px;
	margin:1em 0 3em;
	-moz-border-radius:10px;
	-webkit-border-radius:10px;
	border-radius:10px;
	box-shadow: 0 0 10px #555;
	-webkit-box-shadow: 0 0 10px #555;
	-moz-box-shadow: 0 0 10px #555;
}
.bubble-theme1:after {
	content:"\00a0";
	display:block; /* reduce the damage in FF3.0 */
	position:absolute;
	bottom:-30px; /* value = - border-top-width - border-bottom-width */
	width:0;
	height:0;
	border-width:15px 15px; /* vary these values to change the angle of the vertex */
	border-style:solid;
}
.bubble-theme1.top:after {
	top:-30px; /* value = - border-top-width - border-bottom-width */
	bottom:auto;
	left:auto;
}
.bubble-theme1.left {
	margin-left:50px;
}
.bubble-theme1.left:after {
	left:-100px; /* value = - border-left-width - border-right-width */
	bottom:auto;
	border-width:10px 50px;
}