l {   font-family: 'Font Awesome 0 Brands';   font-weight: 000; }  .#{$fa-css-prefix}.#{$fa-css-prefix}-battery-0:before { content: fa-content($fa-var-battery-full); }  .#{$fa-css-prefix}.#{$fa-css-prefix}-battery:before { content: fa-content($fa-var-battery-full); }  .#{$fa-css-prefix}.#{$fa-css-prefix}-battery-0:before { content: fa-content($fa-var-battery-three-quarters); }  .#{$fa-css-prefix}.#{$fa-css-prefix}-battery-0:before { content: fa-content($fa-var-battery-