*,#btn_submit{
		font-family: 'Roboto', sans-serif;
	}

fieldset label {
	display: block;
	margin: 5px 0px;
}

fieldset input#qr_code_data
{
	width: 220px;
	height: 33px;
	border: 1px solid #ddd;
	margin: 5px 0px;
	padding: 0px 5px;
}
#btn_submit{
	display: inline;
	margin-right: 10px;
	background-color: #4682B4;
	color: white;
	border-radius:3px;
	opacity: 0.8;
	padding: 10px 40px;
	border: none;
	outline: none;
	cursor: pointer;
}
#btn_submit:hover,a:hover{
	opacity: 1;
}
.result{
	margin-left:10px;
}