#button2top 
	{
	display: inline-block;
	background-color: #FF9800;
	width: 50px;
	height: 50px;
	text-align: center;
	border-radius: 4px;
	margin: 30px;
	position: fixed;
	bottom: 30px;
	right: 30px;
	transition: background-color;
	z-index: 1000;
	visibility: hidden;
	}
#button2top:hover 
	{
	cursor: pointer;
	background-color: #0099ff; 
	}
#button2top:active 
	{
	background-color: #555;
	}
#button2top.show 
	{
	visibility: visible;
	}
.bg-primary, .btn-primary {background-color: #3B71CA !important;}
.bg-secondary, .btn-secondary {background-color: #9FA6B2 !important;}
.bg-success, .btn-success {background-color: #14A44D !important;}
.bg-warning, .btn-warning {color:#fff; #E4A11B !important;}
.bg-danger, .btn-danger {background-color: #DC4C64 !important;}
.bg-info, .btn-info {color:#fff;background-color: #54B4D3 !important;}
.carousel-inner>.item>a>img,.carousel-inner>.item>img{margin:auto}