.festi-cart-go-up,
.festi-cart-go-down
{
    display: none;
    position: fixed;
    z-index: 9999;
    right: 10px;
    background: #4F4F4F;
    border: 1px solid #ccc;
    border-radius: 70px;
    cursor: pointer;
    color: #fff;
    text-align: center;
    font: normal normal 20px/20px sans-serif;
    text-shadow: 0 1px 2px #000;
    opacity: .5;
    padding: 5px;
    width: 25px;
    height: 25px;
}

.festi-cart-go-down
{
    padding-top: 10px;
    padding-bottom: 0;
}

.festi-cart-go-up
{
    bottom: 55px; 
}
.festi-cart-go-down
{
    bottom: 10px;
}
.festi-cart-go-down:hover,
.festi-cart-go-up:hover
{
    opacity: 1;
    box-shadow: 0 2px 0.5em -1px #666;
}