normalize.css

HTML Element Normalization

Ensures consistent line height and prevents font size adjustments after device orientation changes.

/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */

/* Document
   ========================================================================== */
/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in iOS.
 */
html {
  line-height: 1.15; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
}

Section and Article Styles

Removes default margins from the body and ensures the 'main' element is displayed consistently across browsers.

/* Sections
   ========================================================================== */
/**
 * Remove the margin in all browsers.
 */
body {
  margin: 0;
}

/**
 * Render the 'main' element consistently in IE.
 */
main {
  display: block;
}

Text-Level Semantics

Adjusts box sizing and border color inheritance in Firefox for elements like <hr>.

/* Grouping content
   ========================================================================== */
/**
 * Add the correct box sizing in Firefox.
 * Correct the inheritance of border color in Firefox. (Bug 688556)
 */
hr {
  box-sizing: content-box; /* 1 */
  height: 0; /* 1 */
  overflow: visible; /* 2 */
}