div#demo
{
background: #5B9EE0;
margin-left:auto;
margin-right:auto;
width:600px;
border-radius: 10px 10px 10px 10px;
}

div#demo div#left_col
{
	float:left;
	width:275px;
	padding:12px;
}

div#demo div#right_col
{
	float:right;
	margin-right: 12px;
	width:250px;
	padding:12px;
}

div#demo div#left_col textarea
{
	border-style:solid;
	border-width:2px;
	border-color:#DAE9F8;
	border-radius:10px;
	resize:none;
	width:250px;
	height:165px;
	padding:6px;
}

div#demo_output{
    width: 300px;
    margin: 0 auto;
}

div.demo_col div.header
{
	color:#FFFFFF;
	font-weight: bold;
	font-size: 1.2em;
	margin: 0 auto;
	width: 100px;
}

div#right_col div.demo_option
{
	padding: 6px 12px 10px 12px;
	background-color: #85B5E7;
	border-color: #DAE9F8;
	border-style: solid;
	border-width: 2px;
	border-radius: 5px;	
}

div#right_col div.demo_option select
{
	float:right;
	position:relative;
	bottom: 2px;
}

button#demo_submit
{
	background-color: #D2DC23;
    border: medium none;
    border-radius: 0 0 20px 20px;
    color: #000000;
    display: block;
    float: right;
    font-size: 20px;
    height: 28px;
    width: 85px;
	margin-right:12px;
}

button#demo_submit:hover
{
	cursor:pointer;
	color:#888888;
}

audio::-internal-media-controls-download-button {
    display:none;
}

audio::-webkit-media-controls-enclosure {
    overflow:hidden;
}

audio::-webkit-media-controls-panel {
    width: calc(100% + 30px); /* Adjust as needed */
}