.outerlet {
	z-index: 970;
	width: 56px; 
	background-color: white; position: fixed;right:30px; bottom:250px;box-shadow: 1px 1px 5px 1px #ccc; text-align: center;
	cursor: pointer;padding: 8px 0 5px 0;
}
.hover{
	width: 50px;height: 50px;color:white;background-color:#fff;text-align: center;line-height: 50px; display: none;
}
.outerlet:hover > .hover{
	display: block;
}
.outerlet:hover > i{
	display: none;
}
.outerlet a i{
	display: block;
	font-size: 22px;vertical-align: middle;line-height: 25px;color: #519fd8;
}
.outerlet a span{color:#519fd8 }