/* Box */

.box {

border-radius: _size(border-radius);
border: solid 1px _palette(border);
margin-bottom: _size(element-margin);
padding: 1.5em;
> :last-child,
> :last-child > :last-child,
> :last-child > :last-child > :last-child {
    margin-bottom: 0;
}
&.alt {
    border: 0;
    border-radius: 0;
    padding: 0;
}

}