const fs=require("fs");
const files=fs.readdirSync(".tmp-shots/css").filter(f=>f.endsWith(".css"));
let found=0;
for(const f of files){
  const css=fs.readFileSync(".tmp-shots/css/"+f,"utf8");
  const i=css.indexOf(".px12-sm");
  if(i>=0){found++; console.log(f, i);}
}
console.log("done", files.length, found);