#scrolltotop {
position: fixed;
bottom: 0;
left: 50%;
margin-left: -15%;
width: 30%;
background-color: rgba(0, 0, 0, .45);
text-align: center;
z-index: 9999;
border: 1px solid #816E6E;
border-bottom: none;
padding: 5px 0px;
-webkit-border-top-left-radius: 2px;
-moz-border-top-left-radius: 2px;
border-top-left-radius: 2px;
-webkit-border-top-right-radius: 2px;
-moz-border-top-right-radius: 2px;
border-top-right-radius: 2px;
}

#scrolltotop a {
color: white;
font-weight: bold;
}