Flexbox: full expanding height in IE

Flex items shall expand to full height

by Fiddel

HTML

<section class="some-area fill-height-or-more">
  <div>
      <h1>Boxes That Fill Height (or more)</h1>
      <p>Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo.</p>
  </div>
  <div>
      <h2>Two</h2>
      <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Error ut.</p>
  </div>
  <div>
      <h2>Three</h2>
      <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Error ut.</p>
  </div>
  <div>
      <h2>Four</h2>
      <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Error ut.</p>
  </div>
  <div>
      <h2>Five</h2>
      <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Error ut.</p>
  </div>
</section>

CSS

.fill-height-or-more {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}
/* IE */
.fill-height-or-more {
height: 100%;
}

.fill-height-or-more > div {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.some-area > div {
  padding: 1rem;
}
.some-area > div:nth-child(1) {
  background: #88cc66;
}
.some-area > div:nth-child(2) {
  background: #79b5d2;
}
.some-area > div:nth-child(3) {
  background: #8cbfd9;
}
.some-area > div:nth-child(4) {
  background: #9fcadf;
}
.some-area > div:nth-child(5) {
  background: #b3d5e6;
}
.some-area > div h1, .some-area > div h2 {
  margin: 0 0 0.2rem 0;
}
.some-area > div p {
  margin: 0;
}

html, body {
  height: 100%;
}