@mixin border-radius($radius) {
  -webkit-border-radius: $radius;
  -moz-border-radius: $radius;
  -ms-border-radius: $radius;
  -o-border-radius: $radius;
  border-radius: $radius;
}
@mixin transform($translate-value) {
  -webkit-transform: $translate-value;
  -o-transform: $translate-value;
  -moz-transform: $translate-value;
  -ms-transform: $translate-value;
  transform: $translate-value;
}
@mixin box-shadow($shadow-value) {
  -webkit-box-shadow: $shadow-value;
  -o-box-shadow: $shadow-value;
  -moz-box-shadow: $shadow-value;
  -ms-box-shadow: $shadow-value;
  box-shadow: $shadow-value;
}
@mixin transition($transition) {
  -webkit-transition: $transition;
  -o-transition: $transition;
  -moz-transition: $transition;
  -ms-transition: $transition;
  transition: $transition;
}
@mixin background-content($repeat: no-repeat, $size: cover, $position: center center) {
  background-repeat: $repeat;
  background-size: $size;
  background-position: $position;
}
@mixin background-color($color) {
  background-color: $color;
}
@mixin overlay($opacity: $opacity) {
  position: absolute;
  content: " ";
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  opacity: $opacity;
  z-index: 0;
  z-index: -1;
}
@mixin flex-position($display, $contet, $items) {
  display: $display;
  justify-content: $contet;
  align-items: $items;
  flex-flow: row wrap;
}

@mixin center-position($top: $top, $left: $top) {
  position: absolute;
  top: $top;
  left: $top;
  transform: translate(-#{$top}, -#{$top});
}

@function toRem($value) {
  $remValue: ($value / 16) + rem;
  @return $remValue;
}
@mixin fontFamily($fontSize, $fontWeight, $lineHeight, $textColor) {
  font-size: toRem($fontSize);
  font-weight: $fontWeight;
  line-height: toRem($lineHeight);
  color: $textColor;
}
