import matplotlib.pyplot as plt

fig, axs = plt.subplots(5, 5)
cnt = 0
x = []
y = []
with open('index.html') as f:
    for l in f.readlines():
        if l.startswith('<div'):
            s = l.split(':')
            y.append(10 - float(s[3].split('px')[0]) // 50)
            x.append(float(s[4].split('px')[0]) // 50)
            if cnt % 80 == 79:
                axs[(cnt // 80) // 5, (cnt // 80) % 5].scatter(x, y)
                x = []
                y = []
            cnt += 1
plt.show()