// 设置宽高@mixin wh($wid,$hei){    @if $wid {        width: $wid;    }    @if $hei {        height: $hei;    }    overflow: hidden;}// 设置高度与行高一致@mixin lineH($index){    height: $index;    line-height: $index;}// 父元素相对，子元素绝对@mixin absolut($index){    position: relative;    &:after{        content: "";        position: absolute;        z-index: $index;    }}// 文本样式@mixin txts($fs,$cl){    @if $fs {        font-size: $fs;    }    @if $cl {        color: $cl;    }}// 透明度设置@mixin op($index){    opacity: $index;    filter: alpha(opacity = ($index * 100));}// 背景图@mixin bgImg($link){    background: url("../img/"+$link) no-repeat;}// icon图标@mixin iCon($w,$h,$bg,$index){    @include wh($w,$h)    @include bgImg($bg)    margin-right: $index;}// 变形@mixin transForm($index){    -webkit-transform: $index;    -moz-transform: $index;    -ms-transform: $index;    transform: $index;}// 制作小箭头@mixin arrow($clr,$index){        border-right: 1px solid $clr;        border-bottom: 1px solid $clr;        @include transForm(rotate($index))}// 圆角度@mixin radiu($index){ -webkit-border-radius: $index; -moz-border-radius: $index; border-radius: $index;}// 盒阴影@mixin boxSd($shadow...){    -webkit-box-shadow: $shadow;    -moz-box-shadow: $shadow;    -ms-box-shadow: $shadow;    box-shadow: $shadow;}// 常用内联块元素设置%inlineB{    display: inline-block;    _display: inline;}