Embed videos being cropped when inside a section

[ppteixeira]

Expected behaviour

Embed videos width are being cropped when they are inside a section tag

Actual behaviour

How the design system actually behaves.

Steps to reproduce

Include as much information as possible - e.g. browser, URL, screenshots, etc. Before changing .video to .embed

section
  h2.title Professor Lawrence Krauss on the Origins of the Universe
  .video
    iframe width="560" height="315" src="https://www.youtube.com/embed/7cIbfbl8124" frameborder="0" allowfullscreen

After Change

section
  h2.title Professor Lawrence Krauss on the Origins of the Universe
  figure.figure.figure--embed
    .embed.figure__content
      iframe width="560" height="315" src="https://www.youtube.com/embed/7cIbfbl8124" frameborder="0" allowfullscreen

---

The properties are being overwritten by section's properties:

[axelboc]

Fixed with #914