.fast_shopping { position: absolute; bottom: 15px; right: 10px; z-index: 5500; display: inline-block; border: 1px solid #f0f0f0; background: #fff; }
.fast_shopping .icon { display: inline-block; background: url('images/cart_fast.svg') 0 0 no-repeat;
    background-size: 60px 30px; height: 30px; width:30px; vertical-align: top; border-left: 1px solid #f0f0f0; }
.fast_shopping .icon:hover{ background: #1fb04b url('images/cart_fast.svg') -30px 0 no-repeat; background-size: 60px 30px; }

.fast_shopping .quantity { width: 40px; height: 30px; padding: 0; vertical-align: top; -moz-appearance: textfield; border-radius: 0; text-align: center; border: none; }