Список из кроссбраузерных примешиваний для LESS

mixin.less

/* gradient */
.gradient(@from: #000, @to: #fff) {
  background-color: @from;
  background-image: -webkit-gradient(linear, left top, left bottom, from(@from), to(@to));
  background-image: -webkit-linear-gradient(top, @from, @to);
  background-image:    -moz-linear-gradient(top, @from, @to);
  background-image:      -o-linear-gradient(top, @from, @to);
  background-image:         linear-gradient(to bottom, @from, @to);
}

/* opacity */
.opacity (@opacity: 0.5) {
  -webkit-opacity: @opacity;
     -moz-opacity: @opacity;
          opacity: @opacity;
}
/* box shadow */
.box-shadow(@insert, @x: 0, @y: 0, @blur: 10px, @color: #666) when (@insert = false) {
  -webkit-box-shadow: inset @x @y @blur @color;
          box-shadow: inset @x @y @blur @color;
}

.box-shadow(@insert, @x: 0, @y: 0, @blur: 10px, @color: #666) when (@insert = true) {
  -webkit-box-shadow: @x @y @blur @color;
          box-shadow: @x @y @blur @color;
}

.box-shadow(@x: 0, @y: 0, @blur: 10px, @color: #666){
  -webkit-box-shadow: @arguments;
          box-shadow: @arguments;
}

/* text shadow */
.text-shadow(@x: 1px, @y: 1px, @radius: 2px, @color: #000){
  -webkit-text-shadow: @arguments;
     -moz-text-shadow: @arguments;
          text-shadow: @arguments;
}

/* box sizing */
.box-sizing (@type: border-box) {
  -webkit-box-sizing: @type;
  -moz-box-sizing: @type;
  box-sizing: @type;
}

/* border radius */
.border-radius(@r: 3px) {
  -webkit-border-radius: @r;
  -moz-border-radius: @r;
  border-radius: @r;
}

/* column */
.column(@count: 3, @gap: 1em) {
  -webkit-column-count: @count; -webkit-column-gap: @gap;
     -moz-column-count: @count;    -moz-column-gap: @gap;
          column-count: @count;         column-gap: @gap;
}

.transition(@property: all, @duration: 0.3s, @function: linear) {
  -webkit-transition: @arguments;
     -moz-transition: @arguments;
       -o-transition: @arguments;
          transition: @arguments;
}

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