.barcode {
    width: 100px;
    height: 30px;
    background: linear-gradient(to right,
            var(--color-high-light-darkness) 0%, var(--color-high-light-darkness) 3%,
            transparent 3%, transparent 7%,
            var(--color-high-light-darkness) 7%, var(--color-high-light-darkness) 12%,
            transparent 12%, transparent 18%,
            var(--color-high-light-darkness) 18%, var(--color-high-light-darkness) 22%,
            transparent 22%, transparent 30%,
            var(--color-high-light-darkness) 30%, var(--color-high-light-darkness) 40%,
            transparent 40%, transparent 48%,
            var(--color-high-light-darkness) 48%, var(--color-high-light-darkness) 55%,
            transparent 55%, transparent 70%,
            var(--color-high-light-darkness) 70%, var(--color-high-light-darkness) 85%,
            transparent 85%, transparent 95%,
            var(--color-high-light-darkness) 95%, var(--color-high-light-darkness) 100%);
    background-size: 20px 100%;
}