9. multi-column text
-通过 / -执行
It is very common to see text in multiple columns on newspaper, please achieve something similar in this problem.
Suppose you have HTML structure like below.
<div class="three-column-text"> some very very long text </div>
Complete the CSS code according to following requirements
- divide into 3 columns
- use 1px line of
- adding 10px space around each column, to container border and to the separator
The text used in test doesn't contain space but has forced line break to show padding/margin clearly.