img.zuruck  {
            margin: 10px;
            width:60px;
            border: 0;
            position: fixed;
            right: 30px;
            bottom: 40px;
            }
span.zuruck {
            margin-left:10px;
            position: fixed;
            right: 40px;
            bottom: 25px;
            width: 60px;
            text-align: center;
            font-weight: bold;
			font-family:Arial, Helvetica, sans-serif;
            }
a.zuruck    {
            text-decoration: underline;
            color: #eee;
            }
a.zuruck:hover  {
                color: #111;
                }