crispy-css/scss/mixins/_clearfix.scss

/**
 * clearfix
 *
 *
 * @author Björn Hase
 *
 */

@mixin crispy-boilerplate-clearfix() {
    &::before,
    &::after {
        display: table;
        content: ' ';
    }

    &::after {
        clear: both;
    }
}