How to test CSS values in Python using selenium?

Solution

some_value = driver.find_element_by_xpath("//style[2]").get_attribute('innerHTML')
print(some_value)

.video-dimensions {
        width: 300px;
        height: 168.75px;
      }

      .video-dimensions.vjs-fluid {
        padding-top: 56.25%;
      }

some_value = driver.find_element_by_xpath("//style[2]").get_attribute('innerHTML').strip()
arr = some_value.split(":")
ar = arr[1].split(";")
print(ar[0])

some_value = driver.find_element_by_xpath("//style[2]").get_attribute('innerHTML').strip()
arr = some_value.split(":")[1].split(";")[0]
print(arr)