.wmd-icon.checkbox>input+span::before{content : "\2610";}
.wmd-icon.checkbox>input:disabled+span::before{content : "\25A3"; opacity : .5;}
.wmd-icon.checkbox>input:checked+span::before{content : "\2612";}
.wmd-icon.radio-button>input+span::before{content : "\25CB";}
.wmd-icon.radio-button>input:disabled+span::before{content : "\25CE"; opacity : .5;}
.wmd-icon.radio-button>input:checked+span::before{content : "\25C9";}
.wmd-icon.tick>input+span::before{content : "\2714";}
.wmd-icon.tick>input:disabled+span::before{content : "\25CB";}
.wmd-icon.tick>input:checked+span::before{content : "\2718";}