Sass mixins

mixins.sass

// @include box-sizing(border-box);

@mixin box-sizing($type) {
  -webkit-box-sizing:$type;
  -moz-box-sizing:$type;
  box-sizing:$type;
}
 
// @include opacity(0.5);

@mixin opacity($opacity) {
  opacity: $opacity;
  filter: alpha(opacity=($opacity * 100));
}

// @include column-width(150px);

@mixin column-width ( $value: 150px ) {
  -webkit-column-width: $value;
  -moz-column-width: $value;
  column-width: $value;
}

// @include circle();

@mixin circle {
  @include border-radius(100%);
}

// @include font-size(14px);

@mixin font-size($size) {
  font-size:$size;
  font-size: ($size / 16px) * 1rem;
}

// @include box-shadow(8px, 8px);

@mixin box-shadow( $h: 10px , $v: 10px , $b: 0px , $s: 0px , $c: #000000 ) {
  -webkit-box-shadow: $h $v $b $s $c;
  -moz-box-shadow: $h $v $b $s $c;
  box-shadow: $h $v $b $s $c;
}

// @include xPos(50px);

@mixin xPos($x) {
  -webkit-transform:translateX($x);
  -moz-transform:translateX($x);
  -ms-transform:translateX($x);
  transform:translateX($x);
}

// @include vertical-align();

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

// @include flexbox();

@mixin flexbox {
  display:-webkit-box; // old
  display:-moz-box; // old
  display:-ms-flexbox; // ie
  display:-webkit-flex; // new
  display:flex; // new
}

// @include flex(1, 2);

@mixin flex($values) {
  -webkit-box-flex: $values;
  -moz-box-flex:  $values;
  -ms-flex:  $values;
  -webkit-flex:  $values;
  flex:  $values;
}

// @include flex-order(3);

@mixin flex-order($order){
  -webkit-box-ordinal-group: $order; // old
  -moz-box-ordinal-group: $order; // old
  -ms-flex-order: $order; // ie
  -webkit-order: $order; // new
  order: $order; // new
}

// @include flex-direction(column);

@mixin flex-direction($direction) {
  @if $direction == column {
    -webkit-flex-direction:vertical;
    -moz-flex-direction:vertical;
    -ms-flex-direction:column;
    -webkit-flex-direction:column;
    flex-direction:column;
  }
  @else {
    -webkit-flex-direction:horizontal;
    -moz-flex-direction:horizontal;
    -ms-flex-direction:row;
    -webkit-flex-direction:row;
    flex-direction:row;
  }
}

// @include gradient(#ff00ff, #ff00cc, vertical);

@mixin gradient($start-color, $end-color, $orientation) {
  background: $start-color;
  @if $orientation == vertical {
    // vertical
    background: -moz-linear-gradient(top,  $start-color 0%, $end-color 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,$start-color), color-stop(100%,$end-color));
    background: -webkit-linear-gradient(top,  $start-color 0%,$end-color 100%);
    background: -o-linear-gradient(top,  $start-color 0%,$end-color 100%);
    background: -ms-linear-gradient(top,  $start-color 0%,$end-color 100%);
    background: linear-gradient(to bottom,  $start-color 0%,$end-color 100%);
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='$start-color', endColorstr='$end-color',GradientType=0 );
  }
  @else if $orientation == horizontal {
    // horizontal
    background: -moz-linear-gradient(left,  $start-color 0%, $end-color 100%);
    background: -webkit-gradient(linear, left top, right top, color-stop(0%,$start-color), color-stop(100%,$end-color));
    background: -webkit-linear-gradient(left,  $start-color 0%,$end-color 100%);
    background: -o-linear-gradient(left,  $start-color 0%,$end-color 100%);
    background: -ms-linear-gradient(left,  $start-color 0%,$end-color 100%);
    background: linear-gradient(to right,  $start-color 0%,$end-color 100%);
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='$start-color', endColorstr='$end-color',GradientType=1 );
  }
  @else {
    // radial
    background: -moz-radial-gradient(center, ellipse cover,  $start-color 0%, $end-color 100%);
    background: -webkit-gradient(radial, center center, 0px, center center, 100%, color-stop(0%,$start-color), color-stop(100%,$end-color));
    background: -webkit-radial-gradient(center, ellipse cover,  $start-color 0%,$end-color 100%);
    background: -o-radial-gradient(center, ellipse cover,  $start-color 0%,$end-color 100%);
    background: -ms-radial-gradient(center, ellipse cover,  $start-color 0%,$end-color 100%);
    background: radial-gradient(ellipse at center,  $start-color 0%,$end-color 100%);
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='$start-color', endColorstr='$end-color',GradientType=1 );
  }
}

// @include ghost-button(“Trebuchet”, 12px, #ffffff, 5px, #34dec6, 4px, 300ms, #000000 );

@mixin ghost-button($font, $font-size, $font-color, $border-size, $border-color, $padding, $transition-speed, $hover-color) {
  display:inline-block;
  text-decoration:none;
  text-transform:uppercase;
  font-family: $font;
  font-size: $font-size;
  color:$font-color;
  border:$border-size solid $border-color;
  padding:$padding;
  -webkit-transition: color $transition-speed, background $transition-speed;
  transition: color $transition-speed, background $transition-speed;
  &:hover {
    background:$border-color;
    color:$hover-color;
  }
}

// Breakpoint
// By using the @content statement, we can even pull in content, and set up all our break points by keyword. You shouldn’t set break points based on devices, but for the sake of clarity here’s one for desktop and mobile:

//div {
//  margin:5em; 
//  @include break-point(mobile) {
//    margin:2em;
//  }
//}

@mixin break-point($point) {
  @if $point == desktop{
    @media only screen and (max-width:50em) {
      @content;
    }
  }
  @else if $point == mobile {
    @media only screen and (max-width:20em) {
      @content;
    }
  }
}