import re
import urllib.request

def check(url):
    html = urllib.request.urlopen(url, timeout=30).read().decode("utf-8", "replace")
    links = re.findall(r'href="([^"]+\.css[^"]*)"', html)
    base = url.rstrip("/").rsplit("/", 1)[0] if False else re.match(r"https?://[^/]+", url).group(0)
    found = {"grid": False, "max-w-6xl": False, "flex": False, "mt-8": False, "items-center": False}
    for u in links:
        full = u if u.startswith("http") else base + u
        css = urllib.request.urlopen(full, timeout=30).read().decode("utf-8", "replace")
        if "1.1fr" in css or "grid-cols" in css:
            found["grid"] = True
        if "max-w-6xl" in css:
            found["max-w-6xl"] = True
        if re.search(r"\.flex\{", css) or ".flex{" in css:
            found["flex"] = True
        if "mt-8" in css:
            found["mt-8"] = True
        if "items-center" in css:
            found["items-center"] = True
    print(url, found, "css files", len(links))

check("https://book.nomadro.com/")
check("https://nomadweb.nomadro.com/book")