#goToTop {
    position: fixed;
    bottom: 20%;
    right: 2%;
    z-index: 999;
    width:3vw;
    height:3vw;
    background:pink;
    background:rgba(0,0,0,0.5);
}
#goToTop a{
	display: block;
	 width:3vw;
    height:3vw;
}
#goToTop a img{
	border-width:0;
	width:80%;	
	margin-top:3px;
	margin-left:6px;
}
#goToBack {
    position: fixed;
    bottom: 20%;
    right: 2%;
    z-index: 999;
    background:rgba(0,0,0,0.5);
    font-size:16px;
    height:3vw;
    width:6vw;
    text-align: center;
    line-height: 3vw;
    color:#fff;
}
#goToBack a{
	 color:#fff;
}