/*RWD*/
.for_pc{ display:block; }
.for_m{ display: none; }
@media screen and (max-width:1220px){
.for_pc{ display: none;}
.for_m{ display:block;}
}

a , a:hover{text-decoration: none;}

/*goTop*/
#goTop {
	display: none;
	position:fixed;
	z-index:99;
	right:40px;
	bottom:40px;
	padding:10px 10px 3px 10px;
	border-radius:50px;
	font:12px/30px "微軟正黑體","Microsoft JhengHei", Arial, Helvetica, sans-serif;
	text-align:center;
	color:#FFF; 
	background-color:rgba(0,0,0,0.5);
	cursor:pointer;
  	-webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;}
#goTop:hover {
	padding-top:40px;
	background-color:rgba(0,0,0,7);} 
#goTop::before {
	content: "";
	position:absolute;
	top:7px;
	left:18px;
	width: 0;
	height: 0;
	border: 4px solid #000;
	border-color: transparent transparent #FFF; }
@media screen and (max-width:900px){
	#goTop { right:10px;}
}