Column-rule should paint under top margin and bottom margin of a column-spanning element
Actual (live) results in your browser :
Ab cde fgh i jkl. Mno pqr stu vw xyz. A bc def g hij klm nopqrs tuv wxy z. Abc de fg hi jklmno. Pqrstu vw x yz. Abc def ghi jkl. M nop qrst uv wx yz. Ab cde fgh i jkl. Mno pqr stu vw xyz. A bc def g hij klm nopqrs tuv wxy z.
A column-spanning H2 element with 50px vertical margins
Abc de fg hi jklmno. Pqrstu vw x yz. Abc def ghi jkl. M nop qrst uv wx yz. Ab cde fgh i jkl. Mno pqr stu vw xyz. A bc def g hij klm nopqrs tuv wxy z. Abc de fg hi jklmno. Pqrstu vw x yz. Abc def ghi jkl. M nop qrst uv wx yz. Ab cde fgh i jkl. Mno pqr stu vw xyz.
Expected results:
