body {
				background: url(../img/bg.jpg);
				background-size: 100% 100%;
				background-repeat: no-repeat;
				background-attachment: fixed;
			}
			
			#div {
				width: 0px;
				height: 0px;
				background: red;
				position: fixed;
				top: 70%;
				left: 50%;
			}
			
			.mui-popover .mui-popover-arrow:after {
				width: 0px;
			}
			
			.main {
				position: absolute;
				width: 100%;
				height: 100%;
				float: left;
			}
			
			.mui-btn {
				font-size: 16px;
				padding: 8px;
				margin: 3px;
			}
			
			h5.mui-content-padded {
				margin-left: 3px;
				margin-top: 20px !important;
			}
			
			h5.mui-content-padded:first-child {
				margin-top: 12px !important;
			}
			
			.ui-alert {
				text-align: center;
				padding: 20px 10px;
				font-size: 16px;
			}