.omit1{background: rgba(0,0,0,0.1);}
.omit2{background: rgba(0,0,0,0.2);}
.omit3{background: rgba(0,0,0,0.3);}
.omit4{background: rgba(0,0,0,0.4);}
.omit5{background: rgba(0,0,0,0.5);}
.omit6{background: rgba(0,0,0,0.6);}
.omit7{background: rgba(0,0,0,0.7);}
.omit8{background: rgba(0,0,0,0.8);}
.omit9{background: rgba(0,0,0,0.9);}

.shadowBlack{box-shadow: 2px 2px 11px black}
.shadowGreen{box-shadow: 2px 2px 11px green}
.shadowBlue{box-shadow: 2px 2px 11px blue}
.shadowWhite{box-shadow: 2px 2px 11px white}