normalize-css-z 0.7.0

Normalization of a CSS z-index value to a 32-bit floating-point number (well, kind of...)
Documentation 
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fn main() {
    let mantissa = 8388608;
    let mut count = 0;

    for p in 0..=126 {
        let normal = 2f32.powi(-p);
        let mut curr = normal;

        for i in 0..(1 << 23) {
            let new = get_nth_subnormal(i + 1, normal);
            assert!(new < curr && curr <= 1.0 && curr > 0.0);
            curr = new;
        }

        count += mantissa;
    }

    println!("{count}");
}

// Generates the `n`th subnormal number for the given `normal`.
fn get_nth_subnormal(n: u32, normal: f32) -> f32 {
    let bits = normal.to_bits();
    f32::from_bits(bits - n)
}