.product-center {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px; /* spacing between lines and number */
}

.line {
    flex: 1; /* makes both lines equal length */
    height: 2px;
    background: #00a651; /* your green */
    border-radius: 2px;
}

.product-number {
    background: #00a651;
    color: #fff;
    padding: 6px 20px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 18px;
    white-space: nowrap;
}