Paul Irish Updated Box-Sizing: Border-Box

style.css

/* this is taken directly from http://www.paulirish.com/2012/box-sizing-border-box-ftw/ based on his August 2014 update */
/* apply a natural box layout model to all elements, but allowing components to change */
html {
  box-sizing: border-box;
}
*, *:before, *:after {
  box-sizing: inherit;
}