// Define functions to use in less
// Animations
.animation(@animation) {
  -webkit-animation: @animation;
       -o-animation: @animation;
          animation: @animation;
}
.animation-name(@name) {
  -webkit-animation-name: @name;
          animation-name: @name;
}
.animation-duration(@duration) {
  -webkit-animation-duration: @duration;
          animation-duration: @duration;
}
.animation-timing-function(@timing-function) {
  -webkit-animation-timing-function: @timing-function;
          animation-timing-function: @timing-function;
}
.animation-delay(@delay) {
  -webkit-animation-delay: @delay;
          animation-delay: @delay;
}
.animation-iteration-count(@iteration-count) {
  -webkit-animation-iteration-count: @iteration-count;
          animation-iteration-count: @iteration-count;
}
.animation-direction(@direction) {
  -webkit-animation-direction: @direction;
          animation-direction: @direction;
}
.animation-fill-mode(@fill-mode) {
  -webkit-animation-fill-mode: @fill-mode;
          animation-fill-mode: @fill-mode;
}

.rgba-color ( @color,  @x:0.6) {
	color: rgba(red(@color), green(@color), blue(@color), @x);
}

.rgba-bg-color (@color,  @x:0.6) {
	background-color: rgba(red(@color), green(@color), blue(@color), @x);
}

.rgba-border (@color,  @x:0.6) {
	border-color: rgba(red(@color), green(@color), blue(@color), @x);
}

.gradient(@color: #F5F5F5, @start: #EEE, @stop: #FFF) {
	background: @color;
	background: -webkit-gradient(linear, left bottom, left top, color-stop(0, @start), color-stop(1, @stop));
	background: -ms-linear-gradient(bottom,
	@start,
	@stop);
	background: -moz-linear-gradient(center bottom,
	@start 0%,
	@stop 100%);
	background: -o-linear-gradient(@stop,
	@start);
	filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",@stop,@start));
}

.bw-gradient(@color: #F5F5F5, @start: 0, @stop: 255) {
	background: @color;
	background: -webkit-gradient(linear, left bottom, left top, color-stop(0, rgb(@start,@start,@start)), color-stop(1, rgb(@stop,@stop,@stop)));
	background: -ms-linear-gradient(bottom, rgb(@start,@start,@start) 0%, rgb(@stop,@stop,@stop) 100%);
	background: -moz-linear-gradient(center bottom, rgb(@start,@start,@start) 0%, rgb(@stop,@stop,@stop) 100%);
	background: -o-linear-gradient(rgb(@stop,@stop,@stop), rgb(@start,@start,@start));
	filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",rgb(@stop,@stop,@stop), rgb(@start,@start,@start)));
}

.bordered(@top-color: #EEE, @right-color: #EEE, @bottom-color: #EEE, @left-color: #EEE) {
	border-top: solid 1px @top-color;
	border-left: solid 1px @left-color;
	border-right: solid 1px @right-color;
	border-bottom: solid 1px @bottom-color;
}

.drop-shadow(@x-axis: 0, @y-axis: 1px, @blur: 2px, @alpha: 0.1) {
	-webkit-box-shadow: @x-axis @y-axis @blur rgba(0, 0, 0, @alpha);
	-moz-box-shadow: @x-axis @y-axis @blur rgba(0, 0, 0, @alpha);
	box-shadow: @x-axis @y-axis @blur rgba(0, 0, 0, @alpha);
}

.rounded(@radius: 2px) {
	-webkit-border-radius: @radius;
	-moz-border-radius: @radius;
	border-radius: @radius;
}

.border-radius(@topright: 0, @bottomright: 0, @bottomleft: 0, @topleft: 0) {
	-webkit-border-top-right-radius: @topright;
	-webkit-border-bottom-right-radius: @bottomright;
	-webkit-border-bottom-left-radius: @bottomleft;
	-webkit-border-top-left-radius: @topleft;
	-moz-border-radius-topright: @topright;
	-moz-border-radius-bottomright: @bottomright;
	-moz-border-radius-bottomleft: @bottomleft;
	-moz-border-radius-topleft: @topleft;
	border-top-right-radius: @topright;
	border-bottom-right-radius: @bottomright;
	border-bottom-left-radius: @bottomleft;
	border-top-left-radius: @topleft;
	.background-clip(padding-box);
}

.border-radius-all(@arguments) {
	-webkit-border-radius: @arguments;
	-moz-border-radius: @arguments;
	border-radius: @arguments;
	.background-clip(padding-box);
}

.opacity(@opacity: 0.5) {
	-moz-opacity: @opacity;
	-khtml-opacity: @opacity;
	-webkit-opacity: @opacity;
	opacity: @opacity;
	@opperc: @opacity * 100;
	-ms-filter: ~"progid:DXImageTransform.Microsoft.Alpha(opacity=@{opperc})";
	filter: ~"alpha(opacity=@{opperc})";
}

.transition-duration(@duration: 0.2s) {
	-moz-transition-duration: @duration;
	-webkit-transition-duration: @duration;
	-ms-transition-duration: @duration;
	-o-transition-duration: @duration;
	transition-duration: @duration;
}
.transform-origin(@origin) {
	-moz-transform-origin: @origin;
	-webkit-transform-origin: @origin;
	-ms-transform-origin: @origin;
	-o-transform-origin: @origin;
	transform-origin: @origin;
}

.transform(...) {
	-webkit-transform: @arguments;
	-moz-transform: @arguments;
	-o-transform: @arguments;
	-ms-transform: @arguments;
	transform: @arguments;
}

.rotation(@deg:5deg) {
	.transform(rotate(@deg));
}

// Transformations
.scale(@ratio) {
  -webkit-transform: scale(@ratio);
      -ms-transform: scale(@ratio); // IE9 only
       -o-transform: scale(@ratio);
          transform: scale(@ratio);
}
.scale(@ratioX; @ratioY) {
  -webkit-transform: scale(@ratioX, @ratioY);
      -ms-transform: scale(@ratioX, @ratioY); // IE9 only
       -o-transform: scale(@ratioX, @ratioY);
          transform: scale(@ratioX, @ratioY);
}
.scaleX(@ratio) {
  -webkit-transform: scaleX(@ratio);
      -ms-transform: scaleX(@ratio); // IE9 only
       -o-transform: scaleX(@ratio);
          transform: scaleX(@ratio);
}
.scaleY(@ratio) {
  -webkit-transform: scaleY(@ratio);
      -ms-transform: scaleY(@ratio); // IE9 only
       -o-transform: scaleY(@ratio);
          transform: scaleY(@ratio);
}
.skew(@x; @y) {
  -webkit-transform: skewX(@x) skewY(@y);
      -ms-transform: skewX(@x) skewY(@y); // See https://github.com/twbs/bootstrap/issues/4885; IE9+
       -o-transform: skewX(@x) skewY(@y);
          transform: skewX(@x) skewY(@y);
}
.translate(@x; @y) {
  -webkit-transform: translate(@x, @y);
      -ms-transform: translate(@x, @y); // IE9 only
       -o-transform: translate(@x, @y);
          transform: translate(@x, @y);
}
.translateY(@y) {
  -webkit-transform: translateY(@y);
      -ms-transform: translateY(@y); // IE9 only
       -o-transform: translateY(@y);
          transform: translateY(@y);
}
.translateX(@x) {
  -webkit-transform: translateX(@x);
      -ms-transform: translateX(@x); // IE9 only
       -o-transform: translateX(@x);
          transform: translateX(@x);
}
.translate3d(@x; @y; @z) {
  -webkit-transform: translate3d(@x, @y, @z);
          transform: translate3d(@x, @y, @z);
}
.rotate(@degrees) {
  -webkit-transform: rotate(@degrees);
      -ms-transform: rotate(@degrees); // IE9 only
       -o-transform: rotate(@degrees);
          transform: rotate(@degrees);
}
.rotateX(@degrees) {
  -webkit-transform: rotateX(@degrees);
      -ms-transform: rotateX(@degrees); // IE9 only
       -o-transform: rotateX(@degrees);
          transform: rotateX(@degrees);
}
.rotateY(@degrees) {
  -webkit-transform: rotateY(@degrees);
      -ms-transform: rotateY(@degrees); // IE9 only
       -o-transform: rotateY(@degrees);
          transform: rotateY(@degrees);
}
.perspective(@perspective) {
  -webkit-perspective: @perspective;
     -moz-perspective: @perspective;
          perspective: @perspective;
}
.perspective-origin(@perspective) {
  -webkit-perspective-origin: @perspective;
     -moz-perspective-origin: @perspective;
          perspective-origin: @perspective;
}
.transform-origin(@origin) {
  -webkit-transform-origin: @origin;
     -moz-transform-origin: @origin;
      -ms-transform-origin: @origin; // IE9 only
          transform-origin: @origin;
}

// Transitions

.transition(@transition) {
  -webkit-transition: @transition;
       -o-transition: @transition;
          transition: @transition;
}
.transitions(@atr1; @atr2) {
  -webkit-transition: @atr1, @atr2;
       -o-transition: @atr1, @atr2;
          transition: @atr1, @atr2;
}
.transition-property(@transition-property) {
  -webkit-transition-property: @transition-property;
          transition-property: @transition-property;
}
.transition-delay(@transition-delay) {
  -webkit-transition-delay: @transition-delay;
          transition-delay: @transition-delay;
}
.transition-duration(@transition-duration) {
  -webkit-transition-duration: @transition-duration;
          transition-duration: @transition-duration;
}
.transition-timing-function(@timing-function) {
  -webkit-transition-timing-function: @timing-function;
          transition-timing-function: @timing-function;
}
.transition-transform(@transition) {
  -webkit-transition: -webkit-transform @transition;
     -moz-transition: -moz-transform @transition;
       -o-transition: -o-transform @transition;
          transition: transform @transition;
}
// Grayscale
.grayscale(@grayscale) {
     -webkit-filter: grayscale(@grayscale);
        -moz-filter: grayscale(@grayscale);
          -o-filter:  grayscale(@grayscale);
          -ms-filter: grayscale(@grayscale);       
              filter: grayscale(@grayscale); 
}

// Filter 
.filter(@filter) {
  -webkit-filter: @filter;
     -moz-filter: @filter;
       -o-filter: @filter;
      -ms-filter: @filter;
          filter: @filter;
}
// Blur
.blur(@blur) {
     -webkit-filter: blur(@blur);
        -moz-filter: blur(@blur);
          -o-filter:  blur(@blur);
          -ms-filter: blur(@blur);       
              filter: blur(@blur); 
}

// User select
// For selecting text on the page
.user-select(@select) {
  -webkit-user-select: @select;
     -moz-user-select: @select;
      -ms-user-select: @select; // IE10+
          user-select: @select;
}

// transform
.transform(@transform) {
  -webkit-transform: @transform;
      -ms-transform: @transform; // IE9 only
       -o-transform: @transform;
          transform: @transform;
}

.inner-shadow(@horizontal:0, @vertical:1px, @blur:2px, @alpha: 0.4) {
	-webkit-box-shadow: inset @horizontal @vertical @blur rgba(0, 0, 0, @alpha);
	-moz-box-shadow: inset @horizontal @vertical @blur rgba(0, 0, 0, @alpha);
	box-shadow: inset @horizontal @vertical @blur rgba(0, 0, 0, @alpha);
}

.box-shadow(@arguments) {
	-webkit-box-shadow: @arguments;
	-moz-box-shadow: @arguments;
	box-shadow: @arguments;
}

.box-sizing(@sizing: border-box) {
	-ms-box-sizing: @sizing;
	-moz-box-sizing: @sizing;
	-webkit-box-sizing: @sizing;
	box-sizing: @sizing;
}

.user-select(@argument: none) {
	-webkit-user-select: @argument;
	-moz-user-select: @argument;
	-ms-user-select: @argument;
	user-select: @argument;
}

.columns(@colwidth: 250px, @colcount: 0, @colgap: 50px, @columnRuleColor: #EEE, @columnRuleStyle: solid, @columnRuleWidth: 1px) {
	-moz-column-width: @colwidth;
	-moz-column-count: @colcount;
	-moz-column-gap: @colgap;
	-moz-column-rule-color: @columnRuleColor;
	-moz-column-rule-style: @columnRuleStyle;
	-moz-column-rule-width: @columnRuleWidth;
	-webkit-column-width: @colwidth;
	-webkit-column-count: @colcount;
	-webkit-column-gap: @colgap;
	-webkit-column-rule-color: @columnRuleColor;
	-webkit-column-rule-style: @columnRuleStyle;
	-webkit-column-rule-width: @columnRuleWidth;
	column-width: @colwidth;
	column-count: @colcount;
	column-gap: @colgap;
	column-rule-color: @columnRuleColor;
	column-rule-style: @columnRuleStyle;
	column-rule-width: @columnRuleWidth;
}

.translate(@x:0, @y:0) {
	.transform(translate(@x, @y));
}

.background-clip(@argument: padding-box) {
	-moz-background-clip: @argument;
	-webkit-background-clip: @argument;
	background-clip: @argument;
}

// FIXED CLASS
.fixed(){
	-webkit-backface-visibility: visible;
	-moz-backface-visibility: visible;
	-ms-backface-visibility: visible;
	backface-visibility: visible;
	-webkit-transform: translate3d(0, 0, 0);
	transform: translate3d(0, 0, 0);
}

//toRightFromLeft

@-webkit-keyframes toRightFromLeft {
	49% {
		-webkit-transform: translate(100%);
	}
	50% {
		opacity: 0;
		-webkit-transform: translate(-100%);
	}
	51% {
		opacity: 1;
	}
}
@-moz-keyframes toRightFromLeft {
	49% {
		-moz-transform: translate(100%);
	}
	50% {
		opacity: 0;
		-moz-transform: translate(-100%);
	}
	51% {
		opacity: 1;
	}
}
@keyframes toRightFromLeft {
	49% {
		transform: translate(100%);
	}
	50% {
		opacity: 0;
		transform: translate(-100%);
	}
	51% {
		opacity: 1;
	}
}

/* Wobble Horizontal */

@-webkit-keyframes hvr-wobble-horizontal {
  16.65% {
    -webkit-transform: translateX(8px);
    transform: translateX(8px);
  }

  33.3% {
    -webkit-transform: translateX(-6px);
    transform: translateX(-6px);
  }

  49.95% {
    -webkit-transform: translateX(4px);
    transform: translateX(4px);
  }

  66.6% {
    -webkit-transform: translateX(-2px);
    transform: translateX(-2px);
  }

  83.25% {
    -webkit-transform: translateX(1px);
    transform: translateX(1px);
  }

  100% {
    -webkit-transform: translateX(0);
    transform: translateX(0);
  }
}

@keyframes hvr-wobble-horizontal {
  16.65% {
    -webkit-transform: translateX(8px);
    transform: translateX(8px);
  }

  33.3% {
    -webkit-transform: translateX(-6px);
    transform: translateX(-6px);
  }

  49.95% {
    -webkit-transform: translateX(4px);
    transform: translateX(4px);
  }

  66.6% {
    -webkit-transform: translateX(-2px);
    transform: translateX(-2px);
  }

  83.25% {
    -webkit-transform: translateX(1px);
    transform: translateX(1px);
  }

  100% {
    -webkit-transform: translateX(0);
    transform: translateX(0);
  }
}
// Placeholder text
.placeholder(@color: @input-color-placeholder) {
 &::-moz-placeholder           { color: @color;   // Firefox
                                 opacity: 1; } // See https://github.com/twbs/bootstrap/pull/11526
 &:-ms-input-placeholder       { color: @color; } // Internet Explorer 10+
 &::-webkit-input-placeholder  { color: @color; } // Safari and Chrome
}
// header-drop
//------------------------------------------------------------------
@-moz-keyframes header-drop {
    0% {
        -webkit-transform: translateY(-92px);
        -moz-transform: translateY(-92px);
        -ms-transform: translateY(-92px);
        -o-transform: translateY(-92px);
        transform: translateY(-92px);
    }
    100% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
}

@-webkit-keyframes header-drop {
    0% {
        -webkit-transform: translateY(-92px);
        -moz-transform: translateY(-92px);
        -ms-transform: translateY(-92px);
        -o-transform: translateY(-92px);
        transform: translateY(-92px);
    }
    100% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
}

@-o-keyframes header-drop {
    0% {
        -webkit-transform: translateY(-92px);
        -moz-transform: translateY(-92px);
        -ms-transform: translateY(-92px);
        -o-transform: translateY(-92px);
        transform: translateY(-92px);
    }
    100% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
}

@keyframes header-drop {
    0% {
        -webkit-transform: translateY(-92px);
        -moz-transform: translateY(-92px);
        -ms-transform: translateY(-92px);
        -o-transform: translateY(-92px);
        transform: translateY(-92px);
    }
    100% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
}

// header-drop-out
//------------------------------------------------------------------
@-moz-keyframes header-drop-out {
    0% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
    100% {
        -webkit-transform: translateY(-92px);
        -moz-transform: translateY(-92px);
        -ms-transform: translateY(-92px);
        -o-transform: translateY(-92px);
        transform: translateY(-92px);
    }
}

@-webkit-keyframes header-drop-out {
    0% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
    100% {
        -webkit-transform: translateY(-92px);
        -moz-transform: translateY(-92px);
        -ms-transform: translateY(-92px);
        -o-transform: translateY(-92px);
        transform: translateY(-92px);
    }
}

@-o-keyframes header-drop-out {
    0% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
    100% {

        -webkit-transform: translateY(-92px);
        -moz-transform: translateY(-92px);
        -ms-transform: translateY(-92px);
        -o-transform: translateY(-92px);
        transform: translateY(-92px);
    }
}

@keyframes header-drop-out {
    0% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
    100% {
        -webkit-transform: translateY(-92px);
        -moz-transform: translateY(-92px);
        -ms-transform: translateY(-92px);
        -o-transform: translateY(-92px);
        transform: translateY(-92px);
    }
}