@CHARSET "UTF-8";

#back-top {
	z-index: 14;
	right: 20px;
	width: 50px;
	height: 50px;
	color: #CCC;
	border-radius: 50%;
	background-color: #F0F0F0 ;
	-moz-opacity: 0.6;
	-khtml-opacity: 0.6;
	opacity: 0.6;
	-ms-filter:"progid:DXImageTransform.Microsoft.Alpha"(Opacity=60);
	filter: progid:DXImageTransform.Microsoft.Alpha(opacity=60);
	filter:alpha(opacity=60);
}

#back-top .btRing {
    position: absolute;
    width: calc(100% + 30px);
    height: calc(100% + 30px);
    top: -11px;
    left: -11px;
    border-radius: 50%;
}

#back-top .btRing svg {
    width: 72px;
    min-width: 72px;
    height: 71px;
    overflow: hidden;
}

#back-top .btRing svg path {
}

#back-top .btRing svg path:nth-child( 2 ) {
    fill: none;
    stroke-width: 2px;
    stroke: gold;
    stroke-linecap: round;
    transition: stroke-dasharray .3s;
	-webkit-transition: stroke-dasharray .3s;
	-moz-transition: stroke-dasharray .3s;
}

#back-top .btRing svg path:nth-child( 1 ) {
    fill: none;
    stroke: #F0F0F0;
    stroke-width: 2px;
}

#back-top:hover {
	-moz-opacity: 1;
	-khtml-opacity: 1;
	opacity: 1;
	-ms-filter:"progid:DXImageTransform.Microsoft.Alpha"(Opacity=100);
	filter: progid:DXImageTransform.Microsoft.Alpha(opacity=100);
	filter:alpha(opacity=100);
	filter: grayscale(0%);
	-webkit-filter: grayscale(0%);
	-moz-filter: grayscale(0%);
	filter: grayscale(0%);
	filter: none;
	-webkit-filter: grayscale(0);
}

#back-top .btimg {
	width: 0px;
    height: 0px;
    border-bottom: 21px solid #CCC; 
	border-left: 12px solid transparent; 
	border-right: 14px solid transparent; 
    position: absolute;
    right: 12px;
    top: 13px;
}

#back-top .btimg:after {
    content:'';
    width: 0px;
    height: 0px;
    border-bottom: 20px solid #F0F0F0; 
	border-left: 16px solid transparent; 
	border-right: 16px solid transparent; 
    position: absolute;
    right: -16px;
    top: 12px;    
}

#back-top .bttext {
	display: none;
}