// Rem output with px fallback
@mixin font-size($sizeValue: 1.6) {
	font-size: ($sizeValue * 10) + px;
	font-size: $sizeValue + rem;
}

// Box model
@mixin box-sizing($box-model) {
	-webkit-box-sizing: $box-model; // Safari <= 7
	-moz-box-sizing: $box-model; // Firefox <= 19
	box-sizing: $box-model;
}

// Border radius
@mixin border-radius($radius) {
	//background-clip: padding-box; /* stops bg color from leaking outside the border: */
	-webkit-border-radius: $radius;
  -moz-border-radius: $radius;
	border-radius: $radius;
}

// Horizontally Center block
@mixin center-block {
	display: table;
	margin: 0 auto;
}

// Vertically center block
@mixin vertical-align {
  position: relative;
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
}

// Clearfix
@mixin clearfix() {
	content: "";
	display: table;
}

// Clear after (not all clearfix need this also)
@mixin clearfix-after() {
	clear: both;
}

// Hover delay on links
@mixin anchorhover($delay){ // 0.2s
  -o-transition: $delay;
  -ms-transition: $delay;
  -moz-transition: $delay;
  -webkit-transition: $delay;
  transition: $delay;
}

// Better font-rendering - http://goo.gl/GLuNVb
// Usage: @include font-smoothing(off); @include font-smoothing(on);
@mixin font-smoothing($value: on) {
    @if $value == on {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    @else {
        -webkit-font-smoothing: subpixel-antialiased;
        -moz-osx-font-smoothing: auto;
    }
}

// Box Shadow
@mixin subtle-box-shadow() {
  -webkit-box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
  -moz-box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

// Font Awesome List Icon
// Usage: li:before { @include fontawesomelist('\f02e'); }
@mixin fontawesomelist($font) { 
    font-family: 'FontAwesome';
    content: $font;
    margin:0 15px 0 -15px;
}

// Backface Visibilty
@mixin backface-visibility() {
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility:    hidden;
    -ms-backface-visibility:     hidden;
    backface-visibility:         hidden; 
}