#moveback {
    position: fixed; 
    left: 25px;
    top: 110px;  
}

#moveforward {
    position: fixed; 
    right: 25px;
    top: 110px;
}

.arrow a {
    text-decoration: none;
    padding: 0;
    font-size: 3em;
    font-weight: bold;
    color: #ffffff;
}