#back2Top {
    width: 30px;
    line-height: 30px;
    overflow: hidden;
    z-index: 999;
    display: none;
    cursor: pointer;
	 border-radius: 7px;
    -moz-transform: rotate(270deg);
    -webkit-transform: rotate(270deg);
    -o-transform: rotate(270deg);
    -ms-transform: rotate(270deg);
    transform: rotate(270deg);
    position: fixed;
    bottom: 50px;
    right: 0;
    background-color: #e25d29;   /* orange-red */
    color: #fff;
    text-align: center;
    font-size: 20px;
    text-decoration: none;
	opacity: .5;
}
#back2Top:hover {
    background-color: #e25d29;   /* orange-red */
    color: #fff;  
	opacity: 1;
}