.line, .row, .last-unit {

width: 100%;
@include line;

} .unit{float:left;} .unit-right{float:right;} .size-1-1{width:100%;} .size-1-2{width:50%;} .size-1-3{width:33.33333%;} .size-1-4{width:25%;} .size-1-5{width:20%;} .size-2-3{width:66.66666%;} .size-2-5{width:40%;} .size-3-4{width:75%;} .size-3-5{width:60%;} .size-4-5{width:80%;}

.last-unit{float:none;width:auto;_position:relative;_left:-3px;_margin-right:-3px;}

.inner {

padding: $spacing;
@include line;

}

.spacer {

width: $spacing;
height: $spacing;

}

.m-hidden {

display: none;

}

.m-row {

width: 100%;
@include line;

}

.right {

float: right;

}