.nop-input-group {
    display: inline-flex;
    vertical-align: top;
}
.nop-product-number {
    width: 30px;
    text-align: center;
    border-top: 2px solid #B80000;
    border-bottom: 2px solid #B80000;
    border-left: none;
    border-right: none;
}
.nop-product-number:hover {
    border-top: 2px solid #F9B94B;
    border-bottom: 2px solid #F9B94B;
}
.nop-btn-down, .nop-btn-up {
    width: 30px;
    height: 30px;
    background-color: #B80000;
    color: #FFFFFF;
    font-size: 20px;
    border: none;
    cursor: pointer;
}
.nop-btn-down:hover, .nop-btn-up:hover {
    background-color: #F9B94B;
    color: #000000;
}