Trying to address https://github.com/cs150bf/ever-notedown/issues/63
Trying to address https://github.com/cs150bf/ever-notedown/issues/63

References:
    - http://docs.mathjax.org/en/latest/options/SVG.html
    - http://docs.mathjax.org/en/latest/reference/CSS-styles.html#css-style-objects

cs150bf/ever-notedown