All: remove outdated webkit- and moz- prefixes from stylesheets

This code is either unreachable or degrades perfectly fine without it
if an older browser visits the sites. Keep the code simple by
not shipping code exclusively to enhance older browsers.

Author: Krinkle

themes/jquery.com/style.css

@@ -53,8 +53,6 @@ a,
 }
 .cross-browser .feature-box-image:hover {
 	transition: all 0.7s;
-	-webkit-transform: rotate(6.28rad);
-	-ms-transform: rotate(6.28rad);
 	transform: rotate(6.28rad);
 }
 

themes/jquery.org/style.css

@@ -7,23 +7,6 @@ Template: jquery
 a, #sidebar h3 {
 	color: #0769ad;
 }
-/*
-#content code a {
-	background-color: rgba(6, 89, 150, 0.19);
-}
-
-#content h1 {
-	color: white;
-	font-weight: normal;
-	font-style: normal;
-}
-
-#content h2 {
-	color: white;
-	font-weight: normal;
-	font-style: normal;
-	margin-bottom: 20px;
-}*/
 
 .page-slug-index #banner-secondary.large-banner {
 	padding-top: 20px;
@@ -395,29 +378,11 @@ a.icon-search::before {
 	box-shadow: none;
 }
 
-#content .choose-gifts input::-webkit-input-placeholder {
-   color: rgba(51,51,51,0.75);
-}
-#content .choose-gifts input:-moz-placeholder {
-   color: rgba(51,51,51,0.75);
-}
-#content .choose-gifts input::-moz-placeholder {
-   color: rgba(51,51,51,0.75);
-}
-#content .choose-gifts input:-ms-input-placeholder {
+#content .choose-gifts input::placeholder {
    color: rgba(51,51,51,0.75);
 }
 
-#content .choose-gifts textarea::-webkit-input-placeholder {
-   color: rgba(51,51,51,0.75);
-}
-#content .choose-gifts textarea:-moz-placeholder {
-   color: rgba(51,51,51,0.75);
-}
-#content .choose-gifts textarea::-moz-placeholder {
-   color: rgba(51,51,51,0.75);
-}
-#content .choose-gifts textarea:-ms-input-placeholder {
+#content .choose-gifts textarea::placeholder {
    color: rgba(51,51,51,0.75);
 }
 

themes/jquery/css/base.css

@@ -531,23 +531,7 @@ textarea {
 	box-shadow: inset 0 1px 3px rgba(0,0,0,0.17);
 }
 
-/*
- * 1. :-moz-placeholder has been deprecated in favor of ::-moz-placeholder.
- * 2. Using :placeholder for completeness.
- */
-::-webkit-input-placeholder {
-	color: #9a1B1E;
-}
-:-moz-placeholder { /* 1 */
-	color: #9a1B1E;
-}
-::-moz-placeholder {
-	color: #9a1B1E;
-}
-:-ms-placeholder {
-	color: #9a1B1E;
-}
-:placeholder { /* 2 */
+::placeholder {
 	color: #9a1B1E;
 }
 
@@ -887,15 +871,8 @@ ul.icons li [class*=" icon-"] {
 }
 .icon-spin {
   display: inline-block;
-  -moz-animation: spin 2s infinite linear;
-  -o-animation: spin 2s infinite linear;
-  -webkit-animation: spin 2s infinite linear;
   animation: spin 2s infinite linear;
 }
-@-webkit-keyframes spin {
-  0% { -webkit-transform: rotate(0deg); }
-  100% { -webkit-transform: rotate(359deg); }
-}
 @keyframes spin {
   0% { transform: rotate(0deg); }
   100% { transform: rotate(359deg); }
@@ -2236,7 +2213,6 @@ input[type="submit"].dark:hover {
 #sidebar h3 {
 	font-size: 20px;
 	line-height: 18px;
-	background-image: -webkit-linear-gradient(left, #efefef, #f3f3f3);
 	background-image: linear-gradient(to right, #efefef, #f3f3f3);
 	margin-left: -20px;
 	margin-right: -20px;
@@ -2348,8 +2324,7 @@ footer .footer-icon-links li:hover a:before {
 }
 
 .multiplebgs.cssgradients footer {
-	background-image: -webkit-linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.0)), url(../images/bg-footer-noise.jpg); /* Chrome 10+, Saf6 */
-	background-image: linear-gradient(to bottom, rgba(0,0,0,.3), rgba(0,0,0,0)), url(../images/bg-footer-noise.jpg); /* Firefox 16+, IE 10+, Opera 12.50+ */
+	background-image: linear-gradient(to bottom, rgba(0,0,0,.3), rgba(0,0,0,0)), url(../images/bg-footer-noise.jpg);
 	background-repeat: repeat-x, repeat;
 	background-size: 100px 15px, 140px 140px;
 }
@@ -2717,9 +2692,7 @@ footer .books li a cite {
 
 #options header h2, #methods header h2, #extension-points header h2, #events header h2, #quick-nav h2 {
 	background: #cccccc; /* Old browsers */
-	background: -webkit-linear-gradient(top, #ffffff 0%,#eeeeee 17%,#cccccc 100%); /* Chrome10+,Safari5.1+ */
 	background: linear-gradient(to bottom, #ffffff 0%,#eeeeee 17%,#cccccc 100%); /* W3C */
-	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#cccccc',GradientType=0 ); /* IE6-9 */
 	margin: -10px -10px 10px -10px;
 	padding: 10px;
 }
@@ -3140,11 +3113,6 @@ footer .books li a cite {
 	}
 }
 
-@media only screen and (-webkit-min-device-pixel-ratio: 1.5),
-	   only screen and (min-resolution: 144dpi) {
-
-}
-
  /* Helper classes
 	========================================================================== */
 

themes/jquerymobile.com/style.css

@@ -63,7 +63,6 @@ a, .title, .entry-title { color: #108040; }
 #banner-secondary .download-box {
 	border: 1px solid #aaa;
 	background: #333;
-	background: -webkit-linear-gradient(left, #333 0%, #444 100%);
 	background: linear-gradient(to right, #333 0%, #444 100%);
 	float: right;
 	width: 335px;

themes/jqueryui.com/style.css

@@ -21,7 +21,6 @@ a,
 #banner-secondary .download-box {
 	border: 1px solid #aaa;
 	background: #333;
-	background: -webkit-linear-gradient(left, #333 0%, #444 100%);
 	background: linear-gradient(to right, #333 0%, #444 100%);
 	float: right;
 	width: 40%;

themes/learn.jquery.com/style.css

@@ -77,7 +77,6 @@ a {
 	box-shadow: 0 0 5px -0.5px #ddd;
 	border: 1px solid white;
 	background: #fff7e3;
-	background: -webkit-linear-gradient(top, #fffaf5 0%,#fff7e3 100%,#fff7e3 100%);
 	background: linear-gradient(to bottom, #fffaf5 0%,#fff7e3 100%,#fff7e3 100%);
 	margin-bottom: 1.8em;
 	padding: 1em 1em 0 1em;

themes/plugins.jquery.com/style.css

@@ -74,23 +74,7 @@ a {
 	box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(122, 206, 244, 0.6);
 }
 
-/*
- * 1. :-moz-placeholder has been deprecated in favor of ::-moz-placeholder.
- * 2. Using :placeholder for completeness.
- */
-#banner-secondary .searchform input::-webkit-input-placeholder {
-	color: #aaa;
-}
-#banner-secondary .searchform input:-moz-placeholder { /* 1 */
-	color: #aaa;
-}
-#banner-secondary .searchform input::-moz-placeholder {
-	color: #aaa;
-}
-#banner-secondary .searchform input:-ms-input-placeholder {
-	color: #aaa;
-}
-#banner-secondary .searchform input:placeholder { /* 2 */
+#banner-secondary .searchform input::placeholder {
 	color: #aaa;
 }
 

themes/sizzlejs.com/style.css

@@ -9,10 +9,6 @@ p {
 a {
 	color: #ff8200;
 }
-::-moz-selection {
-	color: #fff;
-	background: #78645a;
-}
 ::selection {
 	color: #fff;
 	background: #78645a;
@@ -37,10 +33,6 @@ a {
 	color: #ff6400;
 	background-position: 0 100%;
 }
-#header span::-moz-selection {
-	color: #fff;
-	background: #ff6400;
-}
 #header span::selection {
 	color: #fff;
 	background: #ff6400;