diff --git a/normalize.css b/normalize.css
index 196d223..74b4c79 100644
--- a/normalize.css
+++ b/normalize.css
@@ -24,7 +24,9 @@ body {
    ========================================================================== */
 
 /**
- * Correct `block` display not defined in IE 8/9.
+ * Correct `block` display not defined for any HTML5 element in IE 8/9.
+ * Correct `block` display not defined for `details` or `summary` in IE 10/11 and Firefox.
+ * Correct `block` display not defined for `main` in IE 11.
  */
 
 article,
@@ -66,8 +68,8 @@ audio:not([controls]) {
 }
 
 /**
- * Address `[hidden]` styling not present in IE 8/9.
- * Hide the `template` element in IE, Safari, and Firefox < 22.
+ * Address `[hidden]` styling not present in IE 8/9/10.
+ * Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
  */
 
 [hidden],
@@ -99,7 +101,7 @@ a:hover {
    ========================================================================== */
 
 /**
- * Address styling not present in IE 8/9, Safari 5, and Chrome.
+ * Address styling not present in IE 8/9/10/11, Safari, and Chrome.
  */
 
 abbr[title] {
@@ -107,7 +109,7 @@ abbr[title] {
 }
 
 /**
- * Address style set to `bolder` in Firefox 4+, Safari 5, and Chrome.
+ * Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
  */
 
 b,
@@ -116,7 +118,7 @@ strong {
 }
 
 /**
- * Address styling not present in Safari 5 and Chrome.
+ * Address styling not present in Safari and Chrome.
  */
 
 dfn {
@@ -125,7 +127,7 @@ dfn {
 
 /**
  * Address variable `h1` font-size and margin within `section` and `article`
- * contexts in Firefox 4+, Safari 5, and Chrome.
+ * contexts in Firefox 4+, Safari, and Chrome.
  */
 
 h1 {
@@ -174,7 +176,7 @@ sub {
    ========================================================================== */
 
 /**
- * Remove border when inside `a` element in IE 8/9.
+ * Remove border when inside `a` element in IE 8/9/10.
  */
 
 img {
@@ -182,7 +184,7 @@ img {
 }
 
 /**
- * Correct overflow displayed oddly in IE 9.
+ * Correct overflow not hidden in IE 9/10/11.
  */
 
 svg:not(:root) {
@@ -193,7 +195,7 @@ svg:not(:root) {
    ========================================================================== */
 
 /**
- * Address margin not present in IE 8/9 and Safari 5.
+ * Address margin not present in IE 8/9 and Safari.
  */
 
 figure {
@@ -242,7 +244,7 @@ samp {
  * 1. Correct color not being inherited.
  *    Known issue: affects color of disabled elements.
  * 2. Correct font properties not being inherited.
- * 3. Address margins set differently in Firefox 4+, Safari 5, and Chrome.
+ * 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
  */
 
 button,
@@ -256,7 +258,7 @@ textarea {
 }
 
 /**
- * Address `overflow` set to `hidden` in IE 8/9/10.
+ * Address `overflow` set to `hidden` in IE 8/9/10/11.
  */
 
 button {
@@ -266,7 +268,7 @@ button {
 /**
  * Address inconsistent `text-transform` inheritance for `button` and `select`.
  * All other form control elements do not inherit `text-transform` values.
- * Correct `button` style inheritance in Firefox, IE 8+, and Opera
+ * Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
  * Correct `select` style inheritance in Firefox.
  */
 
@@ -345,8 +347,8 @@ input[type="number"]::-webkit-outer-spin-button {
 }
 
 /**
- * 1. Address `appearance` set to `searchfield` in Safari 5 and Chrome.
- * 2. Address `box-sizing` set to `border-box` in Safari 5 and Chrome
+ * 1. Address `appearance` set to `searchfield` in Safari and Chrome.
+ * 2. Address `box-sizing` set to `border-box` in Safari and Chrome
  *    (include `-moz` to future-proof).
  */
 
@@ -379,7 +381,7 @@ fieldset {
 }
 
 /**
- * 1. Correct `color` not being inherited in IE 8/9.
+ * 1. Correct `color` not being inherited in IE 8/9/10/11.
  * 2. Remove padding so people aren't caught out if they zero out fieldsets.
  */
 
@@ -389,7 +391,7 @@ legend {
 }
 
 /**
- * Remove default vertical scrollbar in IE 8/9.
+ * Remove default vertical scrollbar in IE 8/9/10/11.
  */
 
 textarea {