Force sidebar height 100% using CSS (with a sticky bottom image)?

Question

I\'ve been banging my head against the wall for hours trying to figure out this issue and think it must be something small I\'m missing. I\'ve searched online, but nothing

Answer 1

Flexbox (http://caniuse.com/#feat=flexbox)

First wrap the columns you want in a div or section, ex:

Then add the following CSS:

.content {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
}