subtleGradient

/*Make position:fixed work in IE6!*/

.fixed-top    /* position fixed Top    */{position:fixed;bottom:auto;top:0;}
.fixed-bottom /* position fixed Bottom */{position:fixed;bottom:0;top:auto;}
.fixed-left   /* position fixed Left   */{position:fixed;right:auto;left:0;}
.fixed-right  /* position fixed right  */{position:fixed;right:0;left:auto;}

* html,* html body   /* IE6 Fixed Position Jitter Fix */{background-image:url(about:blank);background-attachment:fixed;}
* html .fixed-top    /* IE6 position fixed Top        */{position:absolute;bottom:auto;top:expression(eval(document.documentElement.scrollTop));}
* html .fixed-right  /* IE6 position fixed right      */{position:absolute;right:auto;left:expression(eval(document.documentElement.scrollLeft+document.documentElement.clientWidth-this.offsetWidth)-(parseInt(this.currentStyle.marginLeft,10)||0)-(parseInt(this.currentStyle.marginRight,10)||0));}

taupecat

// For example, use "no-cssanimations" for a browser that lacks CSS3 animation support

@mixin modernizr($test) {
    html.#{$test} & {
        @content;
    }
}

ingozoell

.cross-browser-opacity {
/* Modern Browsers */ opacity: 0.7;  
/* IE 8 */ -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)";  
/* IE 5-7 */ filter: alpha(opacity=70);  
/* Netscape */ -moz-opacity: 0.7;  
/* Safari 1 */ -khtml-opacity: 0.7; 
}

/* http://css-tricks.com/snippets/css/cross-browser-opacity/ */

gblazex

IMPORTANT

Please duplicate this radar for a Safari fix! 
This will clean up a 50-line workaround.

  rdar://22376037 (https://openradar.appspot.com/radar?id=4965070979203072)

//////////////////////////////////////////////////////////////////////////////

(Now available as a standalone repo.)

ingozoell

#hidpi { position: relative; display: none; z-index: 0;}

/* Hidpi/Retina Check
/* https://gist.github.com/sergejmueller/2642698 */
@media (-o-min-device-pixel-ratio: 5/4),
(-webkit-min-device-pixel-ratio: 1.25),
(min-resolution: 120dpi) {
	#hidpi { display: none;	position: relative; z-index: -1; }
}

ingozoell

################################################################################################################
#                                                                                                              #
#                                              HTML5 BOILERPLATE                                               #
#                      https://github.com/h5bp/html5-boilerplate/blob/master/.htaccess                         #
#                                                                                                   04/01/2013 #
################################################################################################################

ingozoell

#mobile-detection {	position: relative;	display: none;	z-index: 0; }

@media only screen and (max-width: 600px) {
#mobile-detection { position: relative;	display: none; z-index: -1;}
#page {top:10px; }
}

ingozoell

.evening {background: #999;}
/* ... */

ingozoell

.border-radius {
-webkit-border-radius: 12px;  /* Safari 3-4, iOS 1-3.2, Android 1.6- */
-moz-border-radius: 12px;     /* Firefox 1-3.6 */
border-radius: 12px;          /* Opera 10.5, IE 9, Safari 5, Chrome, Firefox 4, iOS 4, Android 2.1+ */
}

/* Support via CSS3 PIE http://css3pie.com/ */
.pie { behavior: url(http://iz-multisite.de/cms/PIE.php); }

tomblanchard

<script>!function(a,b){"use strict";b.documentElement.className=b.documentElement.className.replace("no-js","js"),("ontouchstart"in window||window.DocumentTouch&&document instanceof DocumentTouch)&&(document.documentElement.className=document.documentElement.className.replace("no-touch","touch"))}(window,document);</script>