.rtsb-icon-heart:before{content:""}.rtsb-icon-heart-empty:before{content:""}.rtsb-icon-trash-empty:before{content:""}.rtsb-icon-arrows-cw:before{content:""}.rtsb-icon-arrows-ccw:before{content:""}.rtsb-icon-loop:before{content:""}.rtsb-icon-ok:before{content:""}.rtsb-icon-loop-alt:before{content:""}.rtsb-icon-loop-1:before{content:""}.rtsb-icon-eye:before{content:""}.rtsb-icon-exchange:before{content:""}