/* Estilos para el botón de retorno */
*{ 
  font-family:tahoma;
}

.scrolltop {
	display:none;
	width:100%;
	margin:0 auto;
	position:fixed;
	bottom:20px;
	right:10px;	
}
.scroll {
	border-radius: 30px;
	position:absolute;
	right:20px;
	bottom:20px;
	background:#b2b2b2;
	background:rgba(178,178,178,0.7);
	padding:20px;
	text-align: center;
	margin: 0 0 0 0;
	cursor:pointer;
	transition: 0.5s;
	-moz-transition: 0.5s;
	-webkit-transition: 0.5s;
	-o-transition: 0.5s; 		
}
.scroll:hover {
	background:rgba(178,178,178,1.0);
	transition: 0.5s;
	-moz-transition: 0.5s;
	-webkit-transition: 0.5s;
	-o-transition: 0.5s; 		
}
.scroll:hover .fa {
	padding-top:-10px;
}
.scroll .fa {
	font-size:30px;
	margin-top:0px;
	margin-left:1px;
	transition: 0.5s;
	-moz-transition: 0.5s;
	-webkit-transition: 0.5s;
	-o-transition: 0.5s; 	
}

@media (max-width: 768px) {
    .scrolltop {
	
	bottom:20px;
	right:5px;	
}
	
	.scroll .fa{
        margin-top: -100px;

    }
}